Abstract Communication scholars are increasingly concerned with interactions between humans and communicative agents. These agents, however, considerably different from digital or social media: They designed perceived as life-like communication partners (i.e., “communicative subjects”), which in turn poses distinct challenges for their empirical study. Hence, this paper, we document, discuss, e...

Abstract Introduction: agricultural production in Brazil has grown recent decades, and rural workers are exposed to many occupational risks. Epidemiological studies on the topic remain limited, especially regarding methodological complexity. Objectives: present main challenges carrying out epidemiological areas. Methods: considerations presented this article based literature experience of autho...