TY - GEN AU - MacPhail,A P AU - Derman,D P AU - Bothwell,T H AU - Torrance,J D AU - Charlton,R W AU - du Plessis,J P AU - Visagie,M E TI - Serum ferritin concentrations in black miners SN - 0256-9574 PY - 1979///0925 KW - Adult KW - Age Factors KW - Black People KW - Ferritins KW - blood KW - Humans KW - Malawi KW - Male KW - Middle Aged KW - Mining KW - Mozambique KW - Occupational Medicine KW - Rural Population KW - South Africa N1 - Publication Type: Comparative Study; Journal Article ER -