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BMC Pulmonary Medicine

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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)

  • Philip J Cooper1, 2Email author,
  • Martha E Chico1,
  • Maritza G Vaca1,
  • Alejandro Rodriguez1,
  • Neuza M Alcântara-Neves3,
  • Bernd Genser4,
  • Lain Pontes de Carvalho5,
  • Renato T Stein6,
  • Alvaro A Cruz7,
  • Laura C Rodrigues8 and
  • Mauricio L Barreto4
BMC Pulmonary Medicine20066:24

Received: 18 August 2006

Accepted: 13 September 2006

Published: 13 September 2006

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Open Peer Review reports

Pre-publication versions of this article and author comments to reviewers are available by contacting

Original Submission
18 Aug 2006 Submitted Original manuscript
13 Sep 2006 Author responded Author comments - Laura Cunha Rodrigues
Resubmission - Version 2
13 Sep 2006 Submitted Manuscript version 2
13 Sep 2006 Editorially accepted
13 Sep 2006 Article published 10.1186/1471-2466-6-24

How does Open Peer Review work?

Open peer review is a system where authors know who the reviewers are, and the reviewers know who the authors are. If the manuscript is accepted, the named reviewer reports are published alongside the article. Pre-publication versions of the article and author comments to reviewers are available by contacting All previous versions of the manuscript and all author responses to the reviewers are also available.

You can find further information about the peer review system here.

Authors’ Affiliations

Instituto de Microbiologia, Universidad San Francisco de Quito, Quito, Ecuador
Centre for Infection, St George's University of London, London, UK
Instituto de Ciências da Saúde, Universidade Federal de Bahia, Salvador, Brazil
Instituto de Saúde Coletiva, Universidade Federal de Bahia, Brazil
Centro de Pesquisas Gonçalo Moniz – FIOCRUZ, Salvador, Brazil
Department of Pediatrics, School of Medicine, Pontifica Universidade Católica, Porto Alegre, Brazil
Centro de Enfermidades Respiratórias, Faculdade de Medicina, Universidade Federal de Bahia, Salvador, Brazil
London School of Hygiene and Tropical Medicine, London, UK