This 45 page document seems to be a report by the Provincial and National Ministry of Health of Argentina, and by PRESEC (Residencia de Epidemiología de Campo). Based on handwritten page numbers it may be missing several pages. It begins with a general introduction to the issue of lead and lead poisoning, then continues with sections such as “The background of lead poisoning in Abra Pampa,” “Rationale and Purpose,” “General Objectives,” “Specific Objectives,” “Methodology,” “Working Lines,” as well as forms such as the “Informed Consent” form for minors, an epidemiological study questionnaire, an information sheet for parents, and a “Chain of Custody” guide for the transport of biological samples for toxicology analysis. The document con...