This epidemiological cross-sectional study was performed at the University Hospital of Santa Maria HUSM, located in the Central-West Region of Rio Grande do Sul, Brazil.
Se trata de estudio epidemiológico transversal realizado en el Hospital Universitario de Santa María HUSM, situado en la Región Centro Oeste de Río Grande del Sur, Brasil.
Estudo epidemiológico transversal, realizado no Hospital Universitário de Santa Maria HUSM, situado na região centro-oeste do Rio Grande do Sul, Brasil.