Kerr, Francis Michael.2009-03-232009-03-2319641964Source: Masters Abstracts International, Volume: 40-07, page: .http://hdl.handle.net/10393/7112http://dx.doi.org/10.20381/ruor-15169Engineering, General.A study of the influence of the hair cycle on the trace element content of human hair by means of neutron activation analysis.Thesis