The hydrodynamics of micturition. Examination by means of micro-manometer and uroflowmeter of the hydrodynamic condition in normal subjects and in patients suffering from obstruction in the posterior part of the urethra. Dissertation, University of Copenhagen 1964. 162 p. Also published in Acta Radiologica supplement 231.

Prematurity of the eye. Ofthalmic 10 year follow-up of children of low and normal birth weight. Dissertation, University of Copenhagen 1976. 245 p. Also publiced in Acta Ophthalmol Suppl 1976; 128: 3-245

Liver volume determination by ultrasonic scanning. Dissertation, University of Copenhagen 1977. 48 p. Also published in Dan Med Bull 1978; 25(1): 1-46

Ultrasonic scanning of the kidneys. Dissertation, University of Copenhagen 1979. 256 p. Also published in Scand J Urol Nephrol Suppl 1979; 50: 1-256

Ultrasound in the diagnosis of pancreatic cancer. Scanning and percutaneous fine needle biopsy. Dissertation, University of Copenhagen 1980. 170 p.

CT wholebody scanning in pediatric oncology. University of Copenhagen 1983. 53 p. Thesis based on 5 previously published papers. Also published in Dan Med Bull 1983; 30(6): 378-94

Ultrasound studies on fetal crown-rump length in early pregnancy. Dissertation, University of Copenhagen 1987. 31 p. Dissertation based on 7 previously published papers. Also published in Dan Med Bull 1986; 33(6): 296-304

Ultrasound studies of patients with bleeding in early pregnancy. Dissertation, University of Copenhagen 1987. 39 p. Dissertation based on 6 previously published papers. Also published in Dan Med Bull 1987; 34(5): 250-60

Intracardiac thrombus-systemic arterial embolism. Contribution of echocardiography. Dissertation, University of Copenhagen 1988. 122 p. Also published in Acta Medica Scandinavica Suppl. 730.

In vitro fertilization treatment using ultrasonic guided puncture. Dissertation, University of Copenhagen 1988. 16 p. Dissertation based on 8 previously published papers. Also published in Dan Med Bull.

Thyroid size determined by ultrasound. Influence of physiologic factors and non-thyroidal disease. Dissertation, University of Copenhagen 1990. 22 p. Dissertation based on 8 previously published papers. Also published in Dan Med Bull 1990; 37(3): 249-63

Diagnosis and hemodynamic evaluation of internal carotid artery stenoses by Doppler ultrasound. Dissertation, University of Copenhagen 1990. 58 p. Dissertation based on 7 previously published papers.

Non-invasive quantitative measurement of blood flow and estimation of vascular resistance by the Doppler ultrasound method: Methodological studies and clinical application on the fetus and the transplanted kidney. Dissertation, University of Copenhagen 1991. 38 p. Dissertation based on 5 previously published papers. Also published in Dan Med Bull 1992 Feb;39(1):1-14

Endoluminal ultralydskanning til præoperativ vurdering af rectumtumorer. (Rectal endosonographic evaluation of rectal tumours) Ph.D.-thesis, University of Copenhagen, 1994. Abstract in Dan Med Bull 1994;41(4):459

Ultrasonically guided localization, tissue verification, and percutaneous treatment of parathyroid tumours. Dissertation. University of Copenhagen, 1995. 22 p. Dissertation based on 7 previously published papers. Also published in Dan Med Bull 1995; 42(2): 175-91

Ultrasound examination of the kidneys. Results from a population study. Ph.D.-thesis, University of Copenhagen, 1995

Transcranial Doppler Ultrasound for Cerebral Perfusion. Dissertation. University of Copenhagen, 1995. Also published in Acta Physiologica Scandinavica Suppl. 1995; 625: 1-44

Non-invasive evaluation of the anatomy and flow patterns in the human pulmonary artery. PhD thesis Aarhus University, 1995

US-guided percutaneous interstitial Nd-YAG laser hyperthermia of colorectal liver metastases. Ph.D.-thesis, University of Copenhagen, 1996

Endoscopic Ultrasonography in malignant tumors of the upper gastrointestinal tract. Odense Universitet Ph.D thesis 1996

Radiofrequency tissue ablation under ultrasonographic guidance: Experimental studies in two new methods. Ph.D.-thesis, University of Copenhagen, 1997

Ultrasound diagnosis and intervention in symptomatic breasts. Ph.D.-thesis, University of Copenhagen, 1997.

Endosonography of the anal sphincter in healthy volunteers and in patients with defecation disorders. Dissertation, University of Copenhagen, 1998. 21 p. Dissertation based on 8 previously published papers. Also published in Acta Radiol Suppl 1998;416:1-21

Prædiktion af intrauterin væksthæmning og præcklampsi med ultralydskanning. Ph.D. thesis University of Copenhagen 2000

Ultrasound and Ultrasound-guided Biopsy in the Diagnosis of Thyroid Cancer. Ph.D. thesis. University of Copenhagen 2000

Hemodynamics of the human pulmonary artery implications for transesophageal pulsed Doppler derived cardiac output measurements. Dissertation based on 6 earlier published papers. Aarhus University, 2000

Measurement of Cardiac Output using Multiplane Transesophageal Echocardiography. PhD thesis Aarhus University, 2000

TNM staging and assessment of resectability in esophageal, gastric, and pancreatic cancer in patients using laparoscopic ultrasonography. Odense universitet. Ph.D thesis 2001

The inplementation of intravascular ultrasound in vascular surgery. Dissertation, University of Copenhagen. 2002.

New digital techniques in medical ultrasound scanning. PhD thesis University  of Copenhagen, 2003

Doppler ultrasound in the detection and quantification of inflammation in rheumatoid arthritis. PhD thesis 2004

Ultralyddiagnostik af underekstremitetsiskæmi. PhD thesis University of Copenhagen 2004

Contrast enhanced Doppler ultrasound: methodological and clinical studies on tumour vascularity. Dissertation, University of Copenhagen. 2005.

Injection therapy in hip osteoarthritis ultrasonography in the assessment and treatment of hip osteroarthritis. PhD thesis 2005

Ultrasound in the diagnosis and treatment of Achilles tendinopathy. PhD thesis 2005

Three-dimensional endoluminal ultrasound in the staging and treatment of anal cancer. Dissertation, University of Copenhagen. 2006

Ultrasonography in the assessment of tendon disease: Methodology and diagnosis. PhD thesis 2008

Clinical studies on anterior knee pain. PhD thesis University of Copenhagen 2008

Accuracy of ultrasound Doppler measurements in assessment of disease activity in patients with rheumatoid arthritis. PhD thesis, 2009

Fetal cardiac function evaluated by new ultrasound techniques: color Doppler myocardial imaging (CDMI) and spatiotemporal image correlation (STIC). PhD thesis Aarhus University, 2009

In-vivo studies of new vector velocity and adaptive spectral estimators in medical ultrasound. Dissertation, University of Copenhagen. 2010.

Image fusion between ultrasonography and CT, MRI or PET/CT for biopsy guidance or intervention. Dissertation, University of Copenhagen. 2010.

Studies on radionuclide imaging and contrast ultrasound for sentinel node detection in breast cancer and melanoma. Dissertation, University of Copenhagen. 2010.

PET/CT for detection of vulnerable carotid artery plaques. PhD thesis University of Copenhagen, 2010

Contrast-enhanced ultrasound for diagnosing, staging and assessment of operability of pancreatic cancer. University of Copenhagen, 2011

Hamstring injuries in Danish elite football. PhD thesis 2011

Quantification of in vivo 2D vector flow ultrasound. PhD thesis University of Copenhagen, 2012

Bosniak classification of complex cystic renal masses. PhD thesis University of Southern Denmark, 2013

Echocardiographic short and long term evaluation of left ventricular function after cardiac surgery. PhD thesis Aarhus University, 2013

Feasibility of Focus Assessed Transthoracic Echocardiography. PhD thesis Aarhus University, 2014

Point-of-care ultrasonography in patients admitted with respiratory symptoms or signs of respiratory failure. PhD thesis University of Southern Denmark, 2014

Diagnostic imaging of clinically negative cervical lymph nodes in staging of oral squamous cell carcinomas. PhD thesis University of Copenhagen 2014

Diagnostic Ultrasound in Colorectal Cancer. Dissertation University of Southern Denmark 2014

First Clinical Investigations of New Ultrasound Techniques in Three Patient Groups: Patients with Liver Tumors, Arteriovenous fistulas, and Arteriosclerotic Femoral Arteries. PhD thesis University of Copenhagen 2015

Semi-quantification in strain elastography using strain ratios and strain histograms: Phantoms studies and in-vivo studies of breast tumours. PhD thesis University of Copenhagen 2016

Evaluation of New Ultrasound Techniques for Clinical Imaging in selected Liver and Vascular Applications, PhD thesis University of Copenhagen 2016