000 00314nam a2200097Ia 4500
008 160930s9999 xx 000 0 und d
100 _aEl - Nagesh, Mohamed M. and Others
245 _aBasics of Quality Assurance For Intermediate and Peripheral Labaratories
260 _aCairo
_bWorld Health Organization
942 _cBK
999 _c2764
_d2764