| #121 | Cahiers de médecine véterinaire. -- Paris : Poulenc, 1928-. -- ISSN 0007-9944 |
| #122 | Canadian journal of comparative medicine and veterinary science. -- Gardenvale : National Business Publications, 1940-1985. -- ISSN 0316-5957 |
| #123 | Canadian journal of chemistry. -- Ottawa : National Research Council, 1951-. -- ISSN 0008-4042 print. -- ISSN 1480-3291 online |
| #124 | Canadian veterinary journal. -- Ottawa : Canadian Veterinary Medical Association, 1960-. -- ISSN 0008-5286 |
| #125 | Cancer research. -- Baltimore : Wawerly, 1941-. -- ISSN 0008-5472 print. -- ISSN 1538-7445 online |
| #126 | Central European Journal of Public Health. -- Prague : Tigis, 1993-. -- ISSN 1210-7778 print. -- ISSN 0022-1732 online |
| #127 | Clinica veterinaria. -- Milano : Istituto Sieroterapico Milanese, 1878-1988. -- ISSN 0009-9082 |
| #128 | Clinical pharmacology and therapeutics. -- St. Louis : Mosby, 1960-. -- ISSN 0009-9236 print. -- ISSN 1532-6535 online |
| #129 | Collection of Czechoslovak Chemical Communications. -- Praha : Ústav organické chemie a biochemie Akademie věd České republiky, 1929-2011. -- ISSN 0010-0765 print. -- ISSN 1212-6950 online |
| #130 | Communications in psychopharmacology. -- Oxford : Pergamon press, 1977-. -- ISSN 0145-5699 |