Agradecimiento a los revisores / Acknowledgment to reviewers :
Editorial / Editorial:
Restructuring of a pediatric hospital in the face of the COVID-19 pandemic
Artículos de investigación / Research articles:
Frequency of acute stress disorder in health care workers of a tertiary level pediatric hospital during the National Safe Distance Strategy for COVID-19 prevention
Clinical and epidemiological characteristics of children with SARS-CoV-2 infection: a case series in Sinaloa
International heterogeneity in coronavirus disease 2019 pediatric mortality rates
Casos clínicos / Clinical cases:
SARS-CoV-2 infection in a pediatric patient with cystic fibrosis
Perinatal COVID-19: a case report, literature review, and proposal of a national system for case record
Artículos de revisión / Reviews articles:
Molecular biology of coronaviruses: an overview of virus-host interactions and pathogenesis
Communicating bad news in the context of COVID-19
Medicina y filosofía / Medicine and philosophy:
Carta al editor / Letter to the editor:
In Memoriam / In Memoriam: