Impact of the Coronavirus Disease 2019 Pandemic on Working and Training Conditions of Neurosurgery Residents in Latin America and Spain. - De la Cerda-Vargas MF; Stienen MN; Soriano-Sánchez JA; Campero Á; Borba LAB; Nettel-Rueda B; Castillo-Rangel C; Ley-Urzaiz L; Ramírez-Silva LH; Sandoval-Bonilla BA (World neurosurgery, 2021)