000 00362nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
100 _aPark, K
245 _aText book of Preventive and Social Medicine: a treatise on community health
250 _a7th Ed.
260 _bMessrs Banarsidas Bhanot Publishers
_c1979
300 _a724p.
650 _aPreventive Medicine
999 _c1559
_d1559