Case series repo is a type of ?: (A) Analytic study, (B) Experimental study, (C) Observational study, (D) Intervention study
Answer is C. Ans. is 'c' i.e., Observational study A) Observational studiesDescriptive studies : Case repos, case series.Analytic studies : Case-control (case-reference), Coho (follow-up), Ecological (correlational), Cross-sectional.B) Experimental/intervention studiesRandomized controlled trials/clinical trials.Community trials.Field trials. Animal studies.