| #201 | Mayo Clinic proceedings. -- Rochester : Mayo Clinic, 1964-. --  ISSN 0025-6196 | 
| #202 | Médecine et hygiène. -- Geneva : Médecine et Hygiene, 1943-2004. --  ISSN 0025-6749 | 
| #203 | Medica revue. -- Praha : Pražská vydavatelská společnost, 1994-2002. --  ISSN 1210-9673 | 
| #204 | Medical and Biological Illustration. -- Harlow : Longman, 1951-1977. --  ISSN 0025-6978 | 
| #205 | Medical biology. -- Helsinki : Duodecim, 1974-1987. --  ISSN 0302-2137 | 
| #206 | The Medical clinics of North America. -- Philadelphia : Saunders, 1917-. --  ISSN 0025-7125 | 
| #207 | Medical decision making : an international journal of the Society for Medical Decision Making. -- Thousand Oaks : Sage, 1981-. --  ISSN 0272-989X print. --  ISSN 1552-681X online | 
| #208 | Medical education. -- Oxford : Blackwell Scientific Publications, 1976-. --  ISSN 0308-0110 print. --  ISSN 1365-2923 online | 
| #209 | Medical focus. -- Würzburg : Vogel, 1983-1993. --  ISSN 0724-8172 | 
| #210 | Medical journal of Australia. -- Sydney : Australian Medical Publishing Company, 1914-. --  ISSN 0025-729X |