APA citiranje

Li, L., Smith, H. E., Atun, R., & Tudor Car, L. (2019). Search strategies to identify observational studies in MEDLINE and Embase. Cochrane Database Syst Rev.

Citação norma Chicago

Li, Li, Helen E. Smith, Rifat Atun, and Lorainne Tudor Car. "Search Strategies to Identify Observational Studies in MEDLINE and Embase." Cochrane Database Syst Rev 2019.

MLA citiranje

Li, Li, Helen E. Smith, Rifat Atun, and Lorainne Tudor Car. "Search Strategies to Identify Observational Studies in MEDLINE and Embase." Cochrane Database Syst Rev 2019.