Evidence for "clusters of anophthalmia" is thin.
Dolk
H
H
Elliott
P
P
D000853:Anophthalmos / Q000453:epidemiology*; D004739:England / Q000453:epidemiology; D006801:Humans; D007231:Infant, Newborn; D015995:Prevalence; D014852:Wales / Q000453:epidemiology