Ásgeir Helgason

an Icelandic physician and medical researcher who made significant contributions to the understanding of genetics and the study of human populations.

Medicine - Specialties and subspecialties
Surgery	Cardiac surgery - Cardiothoracic surgery - Colorectal surgery - Ophthalmology - General surgery - Neurosurgery - Oral and maxillofacial surgery - Orthopedic surgery - Hand surgery - Otolaryngology - ENT - Pediatric surgery - Plastic surgery - Reproductive surgery - Surgical oncology - Transplant surgery - Trauma surgery - Urology - Andrology - Vascular surgery
Medicine	Internal medicine - Allergy / Immunology - Angiology - Cardiology - Endocrinology - Gastroenterology - Hepatology - Geriatrics - Hematology - Hospital medicine - Infectious disease - Nephrology - Oncology - Pulmonology - Rheumatology
Obstetrics and gynaecology	Gynaecology - Gynecologic oncology - Maternal–fetal medicine - Obstetrics - Reproductive endocrinology and infertility - Urogynecology
Diagnostic	Radiology - Interventional radiology - Nuclear medicine - Pathology - Anatomical - Clinical pathology - Clinical chemistry - Cytopathology - Medical microbiology - Transfusion medicine
Other specialties	Addiction medicine - Adolescent medicine - Anesthesiology - Dermatology - Disaster medicine - Diving medicine - Emergency medicine - Family medicine - General practice - Hospital medicine - Intensive care medicine - Medical genetics - Narcology - Neurology - Clinical neurophysiology - Occupational medicine - Ophthalmology - Oral medicine - Pain management - Palliative care - Pediatrics - Neonatology - Physical medicine and rehabilitation (PM&R) - Preventive medicine - Psychiatry -Addiction psychiatry - Radiation oncology - Reproductive medicine - Sexual medicine - Sleep medicine - Sports medicine - Transplantation medicine - Tropical medicine - Travel medicine - Venereology
Medical education	Medical school - USMLE - Bachelor of Medicine, Bachelor of Surgery - Bachelor of Medical Sciences - Doctor of Medicine - Doctor of Osteopathic Medicine - Alternative medicine - Allied health - Dentistry - Podiatry - Pharmacy - Physiotherapy - Molecular oncology - Nanomedicine - Personalized medicine - Public health - Rural health - Therapy - Traditional medicine - Veterinary medicine - Physician - Chief physician - History of medicine
Misc. topics	Health topics A-Z - Rare diseases - Drugs - Diet - Medicine portal - First Aid - Glossary of medicine - Health insurance - Glossary of health topics - Drug classes - Medicines - List-Class medicine articles - Dentistry portal - Pharmacology and Medications-Medications portal - Pharmacology portal - Psychiatry portal

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