00291nam a2200121Ia 450000500170000000800410001704100080005808200130006610000150007924500210009426000450011530000090016020260720174557.0260720s2005    xx            000 0 und d  aeng  a613 SINH  aSingh, U K  aHealth education  aNew DelhibCommonwealth Publishersc2005  a299p