| Authors Name |
|---|
| Ulloa B,J Patricio [2] |
| Ulloa B,Patricio [4] |
| Ulloa M,Natalia [1] |
| Ulloa S,Joaquín [7] |
| Undurraga P,Gabriel [2] |
| Unibazo Z,Alejandro [1] |
| Urbano M,Hernán [1] |
| Uribe F,Francisca [1] |
| Uribe S,Reinaldo [1] |
| Urpegui G,Angel [1] |
| Urpegui G,Ángel [1] |
| Urra B,Alexis [7] |
| Urrejola C,Consuelo [1] |
| Urrutia C,Mauricio [1] |
| Urzúa B,Rodrigo [2] |
