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1471-2466-6-24
1471-2466-6-24
http://dx.doi.org/10.1186/1471-2466-6-24
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).
P356
Q33257464-0BF2BC9B-D56B-4EFE-AC1B-3C3E25744946
P356
1471-2466-6-24
http://dx.doi.org/10.1186/1471-2466-6-24