000			00337nam a2200133Ia 4500
008			231120s2010 xx 000 0 und d
041			_aeng
082			_a614 _bRAO
100			_aRao Bhaskara.
245			_aMethods of Biostatistics
250			_a3rd ed.
260			_bHyderabadParas Publishing2010 _c2010
650			_aCommunity Medicine
999			_c933924 _d933924