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020 _a8171798381
082 _a614.44076
_bYAD
_223
100 _aYADAV, Arun
245 _aMultiple choice questions in preventive and social medicine /
_c[by] Arun Yadav
250 _a3rd ed.
260 _aNew Delhi
_bJaypee Brothers
_c2002
300 _a325 p.
509 _aNS
650 _aCommunity medicine-examination questions
650 0 _9146436
_a Public preventive medicine-examination questions
942 _cR