000
00316nam a2200133Ia 4500
008
150201s2009 xx 000 0 und d
082
_a
610
_b
E09R
100
_a
RAO,B SHRIDHAR
245
_a
ESSENTIAL OF EPIDEMILOGY
250
_a
1ST
260
_b
AITBS
_a
DELHI
_c
2009
650
_a
COMMUNITY MEDICINE
942
_2
ddc
_c
BK
999
_c
686
_d
686