1. Ontogeny of Ia and IgD on IgM-bearing B lymphocytes in mice;Kearney;J. exp. Med.,1977
2. Development of lymphocyte populations in the human foetal thymus and spleen;Hayward;Clin. Exptl. Immunol.,1974
3. Immunological milestones in ontogeny of the guinea pig;Solomon,1977
4. Rosette formation by guinea pig thymocytes and thymus-derived lymphocytes with rabbit red blood cells;Stadecker;J. Immunol.,1973
5. The onset of immunocompetence in mammals and birds integrated by age-equivalence;Solomon,1973