1. Protocol for washing breasts and use of the milk collection vessels;Parr;IAEA/WHO joint research programme on trace elements in human mik,1978
2. The elemental composition of human milk;Iyengar;IAEA Report RC/75-ZA,1977
3. A study of some trace elements in infant foods;Cortes,1981
4. Trace elements in the feeding of infant in Italy;Cigna Rossi,1978
5. Neutron activation analysis applied to the determination of trace element concentrations in some Italian subsurface water samples;Clemente,1974