000 00617 a2200205 4500
005 20250512074155.0
264 0 _c19850709
008 198507s 0 0 eng d
022 _a0097-9805
040 _aNLM
_beng
_cNLM
100 1 _aExley, E E
245 0 0 _aPractical approaches to clinical research. Selecting the sample.
_h[electronic resource]
260 _bPediatric nursing
_c
300 _a223 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aHumans
650 0 4 _aResearch Design
650 0 4 _aSampling Studies
773 0 _tPediatric nursing
_gvol. 11
_gno. 3
_gp. 223
999 _c3852574
_d3852574