Hibler, M.2007-11-131999-03-082007-11-131979http://hdl.handle.net/10625/24892French version available in IDRC Digital Library: Ces indésirables hôtes de l'intérieurp. 20-22enENVIRONMENTAL HEALTHMATERNAL AND CHILD HEALTHHEALTH EDUCATIONSANITATIONGUATEMALAJournal Article