Potassium-40: serial determinations in infants.
D000273:Adipose Tissue / Q000032:analysis*; D001823:Body Composition; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011188:Potassium / Q000032:analysis*; D011194:Potassium Isotopes; D011874:Radiometry
D011194:Potassium Isotopes; D011188:Potassium