Systematic sampling: theory and clinical methods.
Floyd
J A
JA
Wayne State University, Detroit, MI.
D015400:Clinical Nursing Research / Q000379:methods*; D003627:Data Interpretation, Statistical; D006801:Humans; D016555:Matched-Pair Analysis; D015233:Models, Statistical; D011897:Random Allocation; D012494:Sampling Studies; D015983:Selection Bias