1. Institute of Public Health, Pontificia Universidad Javeriana, Bogotá D.C., Colombia.
2. Economics and Management School, Pontificia Universidad Javeriana, Bogotá D.C., Colombia.
3. Medicine School, Pontificia Universidad Javeriana; and Hospital Universitario San Ignacio, Bogotá D.C., Colombia.
4. Engineering School, Pontificia Universidad Javeriana, Bogotá D.C., Colombia.