| #91 | Clinical Osteology. -- Brno : :  Facta Medica, s.r.o., 2018-. --  ISSN 2571-1326 | 
| #92 | Clinical research. -- Thorofare : Slack, 1958-1994. --  ISSN 0009-9279 | 
| #93 | Clinical science. -- London : Portland Press, 1979-. --  ISSN 0143-5221 print. --  ISSN 1470-8736 online | 
| #94 | Clinical science and molecular medicine. -- London : Medical Research Society, 1973-1978. --  ISSN 0301-0538 | 
| #95 | Clinical symposia. -- Summit : Ciba Pharmaceutical Products, 1957-1998. --  ISSN 0009-9295 | 
| #96 | CMAJ. Canadian Medical Association journal. -- Ottawa : Canadian Medical Association, 1985-. --  ISSN 0820-3946 print. --  ISSN 1488-2329 online | 
| #97 | Computers and biomedical research. -- San Diego : Academic Press, 1967-2000. --  ISSN 0010-4809 print. --  ISSN 1090-2368 online | 
| #98 | Concours médical. -- Paris : Concours médical, 1879-. --  ISSN 0010-5309 print. --  ISSN 2101-0161 online | 
| #99 | Cumulated index medicus. -- Bethesda : National Institute of Health, 1960-2000. --  ISSN 0090-1423 | 
| #100 | Current contents, Life sciences. -- Philadelphia : Institute for Scientific Information, 1967-. --  ISSN 0011-3409 |