Enlace original:
https://apps.who.int/iris/handle/10665/50268
Gadomski, A. M
,
Khallaf, Nagwa
,
El Ansary, Samy
,
Black, Robert E
,
[Assessment of respiratory rate and chest indrawing in children with ARI by primary care physicians in Egypt / A. M. Gadomski ... [et al.]]