Text and Data Mining valid from 2019-06-17
Received: 3 April 2019
Accepted: 11 June 2019
First Online: 17 June 2019
Compliance with ethical standards
: Nicolás H. Dreifuss, Francisco Schlottmann, Jose M. Piatti, Maximiliano E. Bun, and Nicolás A. Rotholtz have no conflicts of interest or financial ties to disclose.