[Application of radioisotope double labelling method in hematology].
D000818:Animals; D002859:Chromium Isotopes; D003036:Cobalt Isotopes; D004905:Erythrocyte Aging; D006801:Humans; D007501:Iron / Q000378:metabolism*; D007503:Iron Isotopes; D010759:Phosphorus Isotopes; D051381:Rats; D014805:Vitamin B 12 / Q000378:metabolism
D002859:Chromium Isotopes; D003036:Cobalt Isotopes; D007503:Iron Isotopes; D010759:Phosphorus Isotopes; D007501:Iron; D014805:Vitamin B 12