Listar Web of Science (WOS) por autor "Zeña-Ñañez, Sandra"

    • Clinical-epidemiologic variation in patients treated in the first and second wave of COVID-19 in Lambayeque, Peru: A cluster analysis 

      Valladares-Garrido, Mario J.; Failoc-Rojas, Virgilio E.; Soto-Becerra, Percy; Zeña-Ñañez, Sandra; Torres-Roman, J. Smith; Fernández-Mogollón, Jorge L.; Colchado-Palacios, Irina G.; Apolaya-Segura, Carlos E.; Dávila-Gonzales, Jhoni A.; Arce-Villalobos, Laura R.; Neciosup-Puican, Roxana del Pilar; Calvay-Requejo, Alexander G.; Maguiña, Jorge L.; Apolaya-Segura, Moisés; Díaz-Vélez, Cristian (Elsevier Ltd, 2022-07-18)
      Acceso abierto
      "Objectives: To identify differences in the clinical and epidemiologic characteristics of patients during the first and second waves of the COVID-19 pandemic at the EsSalud Lambayeque health care network, Peru. Methods: ...

    • COVID-19 Vaccine Effectiveness at a Referral Hospital in Northern Peru: A Retrospective Cohort Study 

      Valladares-Garrido, v; Zeña-Ñañez, Sandra; Peralta, C Ichiro; Puicón-Suárez, Jacqueline B; Díaz-Vélez, Cristian; Failoc-Rojas, Virgilio E (MDPI, 2022-05-20)
      Acceso abierto
      COVID-19 vaccines have achieved a significant reduction in mortality, yet objective estimates are needed in specific settings. We aimed to determine the effectiveness of COVID-19 vaccination at a referral hospital in ...