Deteksi dini penyakit akibat kerja = Early detection of occupational diseases text Jakarta EGC 1993 I xi, 280 hlm. 25 cm occupational diseasesoccupational medicine 616.980 3 616.980 3 Wor d 9794481947 INLIS000000000002657 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)