000 00430nam a2200157 a 4500
020 _a9241544058 :
050 0 0 _aMEDR853.S7
_bL83
100 1 _aLwanga, S. Kaggwa.
245 1 0 _aSample size determination in health studies :
260 _aGeneva :
_bWorld Health Organization,
_c1991.
300 _aviii, 80 p. ;
_bIll.
650 0 _aSampling (Statistics)
650 0 _aPublic health
700 1 _aLemeshow, Stanley.
942 _cBK
999 _c2425
_d2425