The role of negative pressure wound therapy (NPWT) on the treatment of pyoderma gangrenosum: asystematic review and personal experience - Almeida, Ivan de Rezende; Coltro, Pedro Soler; Gonçalves, Henrique Ovidio Coraspe; Westin, Andrezza T.; Almeida, Juliano Baron; Lima, Renan V. K. S.; Silva, Marcelo F.; Farina Júnior, Jayme Adriano (Wound Repair and Regeneration, 2021)