Javier MallolLuis García‐MarcosViviana AguirreAntonela Martínez-TorresVirginia Pérez‐FernándezAlejandro GallardoMario CalvoNelson Augusto Rosário FilhoWilson RochaGilberto Bueno Fischer2026-03-222026-03-22200710.1159/000102613https://doi.org/10.1159/000102613https://andeanlibrary.org/handle/123456789/44312Citaciones: 77The EISL questionnaire significantly distinguished wheezy infants from healthy ones. This questionnaire has a strong validity and can be employed in large international multicentre studies on wheezing during infancy.enMedicinePediatricsConstruct validityPopulationAsthmaRespiratory soundsPulmonologistContent validityFamily medicinearticle