Results 181 to 190 of about 1,191,697 (204)

[Infection and asthma]. [PDF]

open access: yesOpen Respir Arch
García-Rivero JL   +6 more
europepmc   +1 more source

[Brief history of laboratory-based epidemiological surveillance in the Mexican Institute for Social Security]. [PDF]

open access: yesRev Med Inst Mex Seguro Soc
Santacruz-Tinoco CE   +5 more
europepmc   +1 more source

Las cibercampañas independientes

open access: yes, 2000
Carlos Enrique López C.   +2 more
openaire   +1 more source

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