1. Amino acid metabolism in mammalian cell cultures.;Eagle;Science,,1959
2. The serial cultivation of human diploid strains.;Hayflick;Exptl. Cell Res.,1961
3. The limited in vitro lifetime of human diploid cell strains.;Hayflick;Exptl. Cell Res.,1965
4. Standardization of human diploid cell cultivation.;Litwin;Applied Microbiol.,1970
5. The effect of commercial and pure gentamicin on the growth of human diploid lung fibroblasts.;Litwin;Acta path. Microbiol. Scand. Sect. B.,1970