References
- Holt L. E., Jr., Holz P. H. J. Pediat. 1963; 63: 306, (This article has an extensive review of the literature. See also Brit. Med. J. 1972 487.)
- Picchioni A. L. Pediat. Clinics N. Am. 1970; 17: 535
- Anderson A. H. Acta Pharmacol. 1946; 2: 69