00000cam a22000004a 4500 UP-1685523046125026194 Buklod 20230503092606.0 m o j ta 991231s1940 xx r |||| u|eng|| (iLib)UPMNL-00000012636 RA409 P4 1940 Pearl, Raymond 1879-. Introduction to medical biometry and statistics by Raymond Pearl. Philadelphia Saunders 1940 xv, [1] 537 p. ill. Biometry. Medical statistics. Vital statistics. H-92 H-90 H-31 UPMNL CPH RA409 P4 1940 Book