Epistemological challenges of indigenous people's research: reflections based on experience with conceptual map.

Objectives: to discuss the applicability of the conceptual map and its underlying theoretical anchors and analyze the challenges and potentialities of this method concerning the participation of Indigenous Peoples.

Methods: experience report of the use of the conceptual map as a data collection instrument.

Results: the study allowed us to discuss the epistemic approaches and distances, as well as to analyze to what extent the conceptual map favored the process of joint production of knowledge with Indigenous Peoples.

[Environmental and workers' health, within the framework of primary health care in the Brazilian National Health System (SUS): opportunities and challenges].

This paper has the purpose of contributing to the discussion of the crossing areas between Environmental Health and Workers Health, in the Brazilian context of Labor, Production, Environment and Health. This paper emerges in the context of the current organizational changes of the Brazilian National Health System (SUS), with a major focus on Primary Health Care, having in mind, also, the preparation of the 1st National Environmental Health Conference (1 feminine CNSA) to be held in December of 2009. So, historical and conceptual aspects of those fields are described in a summarized manner, as well as some shared features and expected actions of the Health System, with emphasis to the role of Primary Health Care and to the importance of the dialogue with the social movement.