Received: 20 May 2020
Accepted: 12 August 2020
First Online: 4 September 2020
Ethics approval and consent to participate
: This manuscript was approved by the Ethics Committee of the New Civil Hospital “Juan I. Menchaca”, for publication with consent to reporting findings in tissue.
: The parents gave their written informed consent to further use of data.
: The authors of this paper have no conflicts of interest, including specific financial interests, relationships, and/or affiliations relevant to the subject matter or materials included.