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Use of personal protective equipment among nurses in the pre- and post-COVID-19 vaccination periods. [PDF]

open access: yesRev Lat Am Enfermagem
Nogueira WPS   +5 more
europepmc   +1 more source

Protocolo de Quioto [PDF]

open access: yes, 2009
Convención Marco de Nacións Unidas sobre o cambio climático
core   +1 more source

Impact of COVID-19 pandemic on science communication. [PDF]

open access: yesCodas
Navas AL   +4 more
europepmc   +1 more source

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