Forrai, G Estimation of zinc and other trace elements in the nails of Hungarian adult twin pairs by neutron activation analysis. [electronic resource] - Acta biochimica et biophysica; Academiae Scientiarum Hungaricae 1984 - 299-304 p. digital Publication Type: Journal Article Subjects--Topical Terms: AdultHumansNails--analysisNeutron Activation Analysis--methodsTrace Elements--analysisTwinsTwins, DizygoticTwins, MonozygoticZinc--analysis