Anencephalus in Belfast. Incidence and secular and seasonal variations, 1950-66.

Eitemau Tebyg

• Comparisons of secular and seasonal variations in the incidence of anencephalus in Belfast and four Scottish cities, 1956-66.
  gan: Elwood, J H, et al.
  Cyhoeddwyd: (1971)
• Seasonal variation in anencephalus in Canada.
  gan: Elwood, J M
  Cyhoeddwyd: (1975)
• Factors associated with anencephalus and spina bifida in Belfast.
  gan: Elwood, J H, et al.
  Cyhoeddwyd: (1973)
• Anencephalus and spina bifida in Belfast (1964-1968).
  gan: Elwood, J. H., et al.
  Cyhoeddwyd: (1973)
• Seasonal incidence of anencephalus.
  gan: Leck, I, et al.
  Cyhoeddwyd: (1966)