by Izaguirre-López, Heikky N., Suarez-Ponce, Daniel G., Quezada-Márquez, Milushka, Nolberto-Sifuentes, Violeta A., Alvarado-Muñoz, Erika R.
Published in Odovtos (01.01.2023)

by Laos-Choy, Katya, Nolberto Sifuentes, Violeta Alicia, Allcca-Sovero, Rosario M., Fernández-Giusti, Alicia
Published in Acta médica peruana (2023)

by Ortiz Borda, Elia Maria, Nolberto Sifuentes, Violeta Alicia
Published in Anales de la Facultad de Medicina (Lima, Peru : 1990) (15.02.2021)

by Perales-Dávila, Nátaly Elizabeth, Solano-Gaviño, Juan Carlos, Nolberto-Sifuentes, Violeta
Published in PURIQ (22.05.2023)

by Nolberto Sifuentes, Violeta A, Alvarado Muñoz, Erika R, Fernández Giusti, Alicia Jesús
Published in Anales de la Facultad de Medicina (Lima, Peru : 1990) (31.12.2023)

by Villarreal Verde, Carmen, Placencia Medina, Maritza Dorila, Nolberto Sifuentes, Violeta Alicia
Published in Revista de la Facultad de Medicina Humana (27.03.2020)

by Barnechea Rey, Alfonso Ricardo, Ugarte Velarde, Pablo Alejandro, Nolberto Sifuentes, Violeta Alicia
Published in Revista cubana de ortopedia y traumatología (2024)

by Carmen Villarreal Verde, Maritza Dorila Placencia Medina, Violeta Alicia Nolberto Sifuentes
Published in Revista de la Facultad de Medicina Humana (01.03.2020)

by Borda, Elia María Ortiz, Sifuentes, Violeta Alicia Nolberto
Published in Anales de la Facultad de Medicina (Lima, Peru : 1990) (22.12.2020)

by Verde, Carmen Villarreal, Medina, Maritza Dorila Placencia, Sifuentes, Violeta Alicia Nolberto
Published in Revista de la Facultad de Medicina Humana (01.04.2020)

by Nieto-Chaupis, Huber, Matta-Solis, Hernan, Becerra Asencios, Brigitte, Perez-Siguas, Rosa, Talledo, Richard Anton, Moreno, Tula Espinoza, Sifuentes, Violeta Nolberto
Published in 2017 CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON) (01.10.2017)

by Campos Truyenque, Gael, Nolberto Sifuentes, Violeta Alicia, Coras Bendezú, Daysi Milsa
Published in Revista Enfermeria Herediana (19.06.2019)