HUBUNGAN ANTARA RADAR TIMAH HITAM (PLUMBUM/Pb) DALAM DARAH DENGAN KADAR HEMOGLOBIN (STUDI PADA PETUGAS PARKER RUANG BAWAH TANAH DI PLAZA SIMPANG LIMA SEMARANG) TAHUN 2002 (The Relationship Between The Content of The Lead (Plumbum/Pb) in The Blood with The Content of Hemoglobin. (Study at The Workers of Underground Room Parking at Plaza Simpang Lima, Semarang) in 2002) - DARMADJI, INDRO (2003)