Youngran Yang, Jiwoo Kim, Gloria Park, Roshna Thapa
Exploring Cambodian adolescents' perceptions on sex: a qualitative investigation
Frontiers in reproductive health
fundamentals epidemiologic study design remained matter confusion authors still see main design options consist cohort study casecontrol study augmented crosssectional study others regard options respect perceived directionality dimension design decisions come appreciate realistically options directionality usual sense following forward vs investigating backward related sense inferential reasoning cause effect vs effect cause related appreciate perceived duality options constituted sampling exposure sampling outcome similarly illusion old illusions like confound discernment even today strive deconfound fundamentals epidemiologic study design