00300nam a2200109Ia 4500008004100000020002200041100001200063245008100075250000900156260001700165300000800182161010s9999 xx 000 0 und d a978-93-5152-909-5 aMahajan aMahajan's Methods in Biostatistics for Medical Students and Research Workers a8th  bJaypeec2016 a416