[A forgotten Norwegian pioneer work].
Halvorsen
S
S
Barneavdelingen Ullevål sykehus, Oslo.
Hjort
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PF
D006405:Hematology / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009664:Norway; D011643:Publishing / Q000266:history*; D012106:Research; D017701:Reticulocyte Count