000 00274nam a2200121Ia 4500
008 230501s2007 xx 000 0 eng d
082 _a610
100 _aMATHUR (JS)
245 0 _aPREVENTIVE & SOCIAL MEDICINE
260 _bCBS PUB.
_c2007
300 _a677
942 _2ddc
_cBK
999 _c4495
_d4495