na INLIS000000000000111 20220401030554 0010-0422000028 Prinsip dan Metode Riset Epidemiologi Murti, Bhisma xii, 422 hlm. ; 21 cm. Yogyakarta : Gadjah Mada University Press, 1997 614.4 614.4 MUR p 9786027148420 Metode Penelitian Epidemiologi 00000000119