The three questionnaires were: epidemiological questionnaire related to the work routine; the World Health Organization Quality of Life Group - WHOQOL-BREF and the simplified version of SF-36® Medical Outcomes Study 36 - Item Short-Form Health Survey; SF-12®.
El primer cuestionario aborda el tema epidemiológico relacionado con la rutina de trabajo; el segundo: World Health Organization Quality of Life Group WHOQOL-BREF, y el tercero: SF-36 Medical Outcomes Study 36; Item Short-Form Health Survey, en su versión simplificada; SF-12.
O primeiro questionário: epidemiológico relacionado à rotina de trabalho; o segundo: World Health Organization Quality of Life Group WHOQOL-BREF; e o terceiro: SF-36 Medical Outcomes Study 36  Item Short-Form Health Survey na sua versão simplificada; SF-12.