Sánchez-Machado, D.I., López-Cervantes, J., Escárcega-Galaz, A.A. , Valenzuela-Rojo, R.D., Campas-Baypoli, O.N., Cantú-Soto, E.U. and Mendivil-Gastelum, C.U. 2021. Effect of chitosan membranes against gram-negative bacteria isolated from cutaneous ulcers. Nova Biotechnologica et Chimica. 20, 1 (Jun. 2021), e806. DOI:https://doi.org/10.36547/nbc.806.