Obere Extremität (ISSN 1862-6602)
Arhiv: 2005 -
Obésité (ISSN 1951-6902)
Arhiv: 2006 -
Obesity Surgery (ISSN 1708-0428)
Arhiv: 2006 -
Obstetrics, Gynecology & Reproductive Medicine (ISSN 1751-7214)
Arhiv: letn.17, zv.1, 2007 -
Odontology (ISSN 1618-1255)
Arhiv: 1997 -
Oncologie (ISSN 1765-2839)
Arhiv: 2001 -
OncoMagazine (ISSN 1954-345X)
Arhiv: 2004 -
Onkologe (ISSN 1433-0415)
Arhiv: 1997 -
Onkologija [Ljubljana] (ISSN 1581-3215)
Arhiv: letn.4, zv.1, 2000 -
Operative Orthopädie und Traumatologie (ISSN 1439-0981)
Arhiv: -
Operative Techniques in General Surgery (ISSN 1524-153X)
Arhiv: letn.2, zv.1, 2000 -
Operative Techniques in Neurosurgery (ISSN 1092-440X)
Arhiv: letn.3, zv.1, 2000 -
Operative Techniques in Orthopaedics (ISSN 1048-6666)
Arhiv: letn.10, zv.1, 2000 -
Operative Techniques in Otolaryngology-Head and Neck Surgery (ISSN 1043-1810)
Arhiv: letn.11, zv.1, 2000 -
Operative Techniques in Plastic and Reconstructive Surgery (ISSN 1071-0949)
Arhiv: letn.7, zv.1, 2000 - letn.9, zv.4, 2002
Operative Techniques in Sports Medicine (ISSN 1060-1872)
Arhiv: letn.8, zv.1, 2000 -
Operative Techniques in Thoracic and Cardiovascular Surgery (ISSN 1522-2942)
Arhiv: letn.5, zv.1, 2000 -
Ophthalmologe (ISSN 1433-0423)
Arhiv: 1997 -
Optometry - Journal of the American Optometric Association (ISSN 1529-1839)
Arhiv: letn.76, zv.7, 2005 -
Oral Oncology (ISSN 1368-8375)
Arhiv: letn.33, zv.5, 1997 -
Oral Oncology Extra (ISSN 1741-9409)
Arhiv: letn.40, zv.1, 2004 - letn.42, zv.10, 2006
Oral Oncology Supplement (ISSN 1744-7895)
Arhiv: letn.1, zv.1, 2005 -
Oral Radiology (ISSN 1613-9674)
Arhiv: 1997 -
Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontology (ISSN 1079-2104)
Arhiv: letn.83, zv.1, 1997 -
Orphanet Journal of Rare Diseases (ISSN 1750-1172)
Arhiv: letn.1, 2006 -
Orthopäde (ISSN 1433-0431)
Arhiv: 1997 -
Orthopedics and Traumatology (ISSN 1617-3838)
Arhiv: 1997 - letn.10, zv.4, 2002
Osteoarthritis and Cartilage (ISSN 1063-4584)
Arhiv: letn.10, zv.1, 2000 -
Osteoporosis International (ISSN 1433-2965)
Arhiv: 1997 -
Ostepathic Medicine and Primary Care (ISSN 1750-4732)
Arhiv: letn.1, 2007 -
Otolaryngology - Head and Neck Surgery (ISSN 0194-5998)
Arhiv: letn.122, zv.1, 2000 -