Results 191 to 200 of about 1,275,654 (262)

[Portable ultraviolet irradiation device as a teaching tool to improve handwashing in nursing students]. [PDF]

open access: yesAn Sist Sanit Navar
Gómez de Quero Córdoba M   +7 more
europepmc   +1 more source

Calidad de las aguas superficiales

open access: yes, 1993
Loyer, Jean-Yves, Plenecassagne, Alain
openaire   +1 more source

Resistance to cephalosporins and quinolones in Escherichia coli isolated from irrigation water from the Rímac river in east Lima, Peru. [PDF]

open access: yesRev Peru Med Exp Salud Publica
Huamán Iturrizaga M   +6 more
europepmc   +1 more source

[Relationship among feeding behavior and cariogenic potential in early childhood. A review]. [PDF]

open access: yesRev Cient Odontol (Lima)
Guanoluisa-Barragán ND   +4 more
europepmc   +1 more source

Control de calidad de agua en una planta desaladora

open access: yes, 2012
El procés de dessalinització d’aigües mitjançant tecnologia d’osmosi inversa es du a terme concatenant una sèrie de distintes etapes. Cada etapa té un conjunt de paràmetres característics els quals deuen de ser controlats pel correcte funcionament del procés.
openaire   +1 more source

Calidad del agua de Trigueros

open access: yes, 2005
Pulido Rodríguez, Rosa María   +2 more
openaire   +2 more sources

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