article by Peter Aaby et al published 27 November 2006 in Tropical Medicine and International Health
author: Peter Aaby, Christine Stabell Benn, Amabélia Rodrigues
Copyright status information is not available for this work. The copyright status depends on the jurisdiction, the author's date of death and the date the work was created or published.
To learn more about copyright terms in different countries, visit the countries and terms page.