Received: 13 December 2018
Accepted: 23 May 2019
First Online: 7 June 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the National Institute of Medical Science and Nutrition Salvador Zubiran (Instituto Nacional de Ciencias Médicas y Nutricion Salvador Zubiran) and patient signed informed consent.
: Patients whose data is described signed informed consent and provided permission for their data to be published anonymously.
: The authors declare that they have no competing interests.