Text and Data Mining valid from 2019-02-21
Received: 25 July 2018
Accepted: 12 February 2019
First Online: 21 February 2019
Compliance with Ethical Standards
: Beatriz Oliveri, Diana González, and Paula Rozenfeld have received speaking honoraria from Shire; Felisa Quiroga and Claudio Silva declare no conflict of interest.
: This study was approved by the Ethical Committee of IBYME (Instituto de Biología y Medicina Experimental, Argentina). All patients or their guardians provided written informed consent to participate in this study.