1. i. BIRD, F. (1925), Med. Y. Aust., Oct. 24, p. 5O5.
2. Annales del Circulo Medico Argentinono (quoted by Fontana);POSADAS, ALEJANDRO (1895
3. BARRETT, N. R. (1949), Lancet, ii, 234.
4. SUSMAN, M. P. (1948), Ibid., 3, 7!. 8. FONTANA, VALARDE PEREZ (1948), Arch. Pediat. Urug.,