Guzmán Álvaro, Benjumea A, Hernández-Mateo JM, Sanz-Ruiz P, Vaquero J. Four-day delay “metachronous” polymicrobial necrotizing fasciitis of lower limbs: a unique case report. Acta Biomed. 2023;94(S1):e2023210. doi:10.23750/abm.v94iS1.14906