Risk factors for asthma and allergy associated with urban migration: background and methodology of a cross-sectional study in Afro-Ecuadorian school children in Northeastern Ecuador (Esmeraldas-SCAALA Study)
Titel:
Risk factors for asthma and allergy associated with urban migration: background and methodology of a cross-sectional study in Afro-Ecuadorian school children in Northeastern Ecuador (Esmeraldas-SCAALA Study)
Auteur:
Cooper, Philip J Chico, Martha E Vaca, Maritza G Rodriguez, Alejandro Alcântara-Neves, Neuza M Genser, Bernd de Carvalho, Lain Pontes Stein, Renato T Cruz, Alvaro A Rodrigues, Laura C Barreto, Mauricio L