- Obstetrics & Gynecology
- Oncology & Radiotherapy
- Ophthalmology
- Ophthalmology & Optometry
- Orthopedics
- Otolaryngology (Ear, Nose & Throat)
- Pain (including Headache)
- Pain Medicine
- Palliative Care
- Pathology
- Pediatric Cardiology
- Pediatrics
- Pharmacology & Pharmaceutical Medicine
- Pharmacy
- Physical Rehabilitation
- Physiology
- Plastic & Reconstructive Surgery
- Psychiatry
- Psycho-Oncology
- Psychopharmacology
- Radiology & Imaging
- Respiratory Medicine
- Rheumatology
- Sexual Medicine
- Sexually Transmitted Disease
- Social Psychiatry
- Sports Medicine
- Sports Science
- Substance Misuse
- Surgery & Surgical Specialties