title: The WHO multicentre growth reference study and altitude above sea level. An example of hypsometric bias?
authors.forename: Sergio
authors.initials: S
authors.lastname: Ponce-de-Leon
mesh_terms: D000064:Acclimatization; D000531:Altitude; D049628:Body Size; D002648:Child; D002657:Child Development; D006801:Humans; D015337:Multicenter Studies as Topic; D012016:Reference Values; D012107:Research Design; D014944:World Health Organization