000 00350nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a610.7
100 _aVIDYARATAN, Dr
245 0 _aViva in Preventive and Social Medicine
250 _a3 rd
260 _aNew Delhi
_bjaypee Brothers
_c1984
300 _avi, 145 P
942 _cPR
999 _c57785
_d57785