Ramírez Camacho, M. C.
Sánchez Valdés, C. F.
Curiel, M.
Sánchez Llamazares, J. L.
Siqueiros, J. M.
Raymond Herrera, O.
Article History
Received: 21 September 2019
Accepted: 13 January 2020
First Online: 13 February 2020
Competing interests
: The authors declare no competing interests.