00509pamaa2200181 4500 0000041385 20130314090000.0 070124 eng 818356030x QH323.5 SHA 2005 SHARMA Text book of biostatistics 1 A.K. Sharma. New Delhi: Discovery Publishing House, 2005. 459p: ill; 21 cm. DPH Mathematics Series DOP Biometry http://www.indiatimes.com