| The Clinical Supervisor | CLINICAL SUPERVISOR | 0732-5223 |
| Clinical Teacher | CLINICAL TEACHER | 1743-4971 |
| Clinical Techniques in Small Animal Practice | | |
| Clinical Techniques in Small Animal Practice | CLIN TECH SMALL AN P | 1096-2867 |
| Clinical Therapeutics | CLIN THER | 0149-2918 |
| Clinical Toxicology | CLIN TOXICOL | 1556-3650 |
| Clinical Transplantation | CLIN TRANSPLANT | 0902-0063 |
| Clinical transplants | CLINICAL TRANSPLANTS | 0890-9016 |
| Clinical Trials | CLIN TRIALS | 1740-7745 |
| Clinical Trials and Regulatory Science in Cardiology | CLINICAL TRIALS AND REGULATORY SCIENCE IN CARDIOLOGY | 2405-5875 |
| ClinicoEconomics and Outcomes Research | CLINICOECONOMICS AND OUTCOMES RESEARCH | 1178-6981 |
| Clinics | CLINICS | 1807-5932 |
| Clinics and Practice | CLINICS AND PRACTICE | 2039-7275 |
| Clinics and Research in Hepatology and Gastroenterology | CLIN RES HEPATOL GAS | 2210-7401 |
| Clinics in Chest Medicine | CLIN CHEST MED | 0272-5231 |
| Clinics in Colon and Rectal Surgery | CLINICS IN COLON AND RECTAL SURGERY | 1531-0043 |
| Clinics in Dermatology | CLIN DERMATOL | 0738-081X |
| Clinics in Geriatric Medicine | CLIN GERIATR MED | 0749-0690 |
| Clinics in Laboratory Medicine | CLIN LAB MED | 0272-2712 |
| Clinics in Liver Disease | CLIN LIVER DIS | 1089-3261 |
| Clinics in Orthopedic Surgery | CLINICS IN ORTHOPEDIC SURGERY | 2005-291X |
| Clinics in Perinatology | CLIN PERINATOL | 0095-5108 |
| Clinics in Plastic Surgery | CLIN PLAST SURG | 0094-1298 |
| Clinics in Podiatric Medicine and Surgery | CLINICS IN PODIATRIC MEDICINE AND SURGERY | 0891-8422 |
| Clinics in Sports Medicine | CLIN SPORT MED | 0278-5919 |
| Cliniques Mediterraneennes | CLINIQUES MEDITERRANEENNES | 0762-7491 |
| Clio America | CLIO AMERICA | 1909-941X |
| Clio Medica | CLIO MEDICA | 0045-7183 |
| Clio: Histoire, Femmes et Societes | | 1252-7017 |
| Clio. Revista Do Centro de História Da Universidade de Lisboa | | 0870-4104 |
| Clio. Women, Gender, History | CLIO. WOMEN, GENDER, HISTORY | 2554-3822 |
| Clio | | 0884-2043 |
| Clio: Rivista Trimestrale di Studi Storici | | 0578-5251 |
| Cliodynamics | CLIODYNAMICS | 2373-7530 |
| Cliometrica | CLIOMETRICA | 1863-2505 |
| Cloning and Stem Cells | CLONING STEM CELLS | 1536-2302 |
| Clothing and Textiles Research Journal | CLOTH TEXT RES J | 0887-302X |
| Clothing Cultures | CLOTHING CULTURES | 2050-0742 |
| Clujul Medical | CLUJUL MEDICAL | 1222-2119 |
| Cluster Computing-The Journal of Networks Software Tools and Applications | CLUSTER COMPUT | 1386-7857 |
| CMC-Computers Materials & Continua | CMC-COMPUT MATER CON | 1546-2218 |
| Cme | CME | 1016-6742 |
| CMES - Computer Modeling in Engineering and Sciences | CMES-COMP MODEL ENG | 1526-1492 |
| Cmes-computer Modeling in Engineering & Sciences | | |
| Cmls-cellular and Molecular Life Sciences | | |
| CNL Nuclear Review | CNL NUCLEAR REVIEW | 2369-6923 |
| CNS & Neurological Disorders-Drug Targets | CNS NEUROL DISORD-DR | 1871-5273 |
| Cns Drug Reviews | | |
| Cns Drug Reviews | CNS DRUG REV | 1080-563X |
| CNS Drugs | CNS DRUGS | 1172-7047 |
