GSL Ocupacional Occupational health Medellín Audiologist Medellín Optometrist Medellín Occupational medicine Medellín Diagnostic aids Medellín Vaccination Medellín Clinical laboratory Medellín Psychologist Medellín (Optometrist, Audiometry, Clinical laboratory, Diagnostic aids, Occupational health, Occupational medicine, Organizational psychology, Vaccination, Work Medicine) Av. 33 No. 74E-52, Red Nacional Laureles (RED NACIONAL) Medellín, Colombia View phones VIEW PROFILE Occupational health, Occupational medicine, Occupational medical examination, Clinical laboratory, Diagnostic aids, Entrance and withdrawal exams, Drug and alcohol test