Jara Concha, Patricia, Olga Polanco Abello, and María Alveal Lagos. 2008. “PROFESSIONAL ROLE PERCEPTION IN UNDERGRADUATE NURSING STUDENTS FROM UNIVERSITY OF CONCEPCION, CHILE”. Investigación Y Educación En Enfermería 23 (2). https://revistas.udea.edu.co/index.php/iee/article/view/2938.