David T J, Parker V M, Illingworth C A
J Med Genet. 1980 Apr;17(2):135. doi: 10.1136/jmg.17.2.135.
A study of diaphragmatic hernia in Avon suggests that the incidence of this malformation is increasing. The incidence in Avon from 1974 to 1977 was 0.54 per 1000 births, higher than any previously published figure for the incidence of diaphragmatic hernia.
一项针对埃文地区膈疝的研究表明,这种畸形的发病率正在上升。1974年至1977年期间,埃文地区的发病率为每1000例出生中有0.54例,高于此前发表的任何膈疝发病率数据。