title: Issues involved in the accrual of respondents.
authors.affiliation: Faculty of Nursing, 3rd Floor, CSB, University of Alberta, Edmonton, AB T6G 2G3. priscilla.koop@ualberta.ca
authors.forename: P M
authors.initials: PM
authors.lastname: Koop
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002986:Clinical Trials as Topic; D003466:Cultural Characteristics; D003710:Demography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000451:nursing*; D015399:Nursing Research; D018579:Patient Selection