- Afryka
- Ageing and Society
- Ageing Research Reviews
- Agents and Actions
- Aging and Disease
- Aging and Mental Health
- Aging Cell
- Aging Clinical and Experimental Research
- Aging Male
- Aging-US
- Agriculture-Basel
- Agro Food Industry Hi-Tech
- AIDS
- AIDS Care
- AIDS Research and Human Retroviruses
- AINS - Anästhesiologie, Intensivmedizin, Notfallmedizin, Schmerztherapie
- Aktualne Problemy Biomechaniki
- Aktualności Medyczne
- Aktualności Neurologiczne
- Aktuelle Endokrinologie und Stoffwechsel
- Aktuelle Neurologie
- Aktywność ruchowa ludzi w różnym wieku
- AKU - Akupunktur, Theorie und Praxis
- ALBO albo. Problemy Psychologii i Kultury
- Alcohol and Alcoholism
- Alcoholism: Clinical and Experimental Research
- Alergia
- Alergia Astma Immunologia
- Alergia i Ty
- Alergologia, Immunologia
- Alergologia Info
- Alergologia Polska/Polish Journal of Allergology
- Alergologia Współczesna
- Alergoprofil
- Algal Research
- Alimentary Pharmacology and Therapeutics
- Alkoholizm i Narkomania/Alchoholism and Drug Addition
- Allergo Journal
- Allergo Journal International
- Allergologia et Immunopathologia
- Allergologie
- Allergology International
- Allergy
- Allergy and Asthma Proceedings
- Allergy and Clinical Immunology International
- Allergy, Asthma and Clinical Immunology
- Allergy, Asthma and Immunology Research
- Almanach Karaimski
- Alter Ego Seniora
- Alzheimers & Dementia
- Alzheimer's Research
- Ambulatory Surgery
- AME Medical Journal
- American Family Physician
- American Heart Journal
- American Journal of Agricultural and Biological Sciences
- American Journal of Alzheimers Disease and Other Dementias
- American Journal of Biological Anthropology (d. American Journal of Physical Anthropology)
- American Journal of Biomedical Science & Research
- American Journal of Blood Research
- American Journal of Cancer Research
- American Journal of Cardiology
- American Journal of Cardiovascular Drugs
- American Journal of Case Reports
- American Journal of Clinical Dermatology
- American Journal of Clinical Nutrition
- American Journal of Clinical Pathology
- American Journal of Dermatopathology
- American Journal of Drug and Alcohol Abuse
- American Journal of Emergency Medicine