00305nam a22001217a 4500020001800000082001300018100002100031245004400052250001200096260003800108300001400146654002300160  a9789366160931  a613bSUR  aSuryakantha, A H  aCommunity medicine with recent advances  a8th ed.  aNew DelhibJay Pee Brothersc2025  a1-1074 p.  aCommunity Medicine