Results 191 to 200 of about 210,709 (259)

Improving air quality in metropolitan Mexico City : an economic valuation [PDF]

open access: yes
Mexico City has for years experienced high levels of ozone and particulate air pollution. In 1995-99 the entire population of the Mexico City metropolitan area was exposed to annual average concentrations of fine particulate pollution (particulates with ...
Borja-Aburto, Victor H.   +18 more
core  

Contingencias, restos y invenciones

open access: yesRevista aSEPHallus de Orientação Lacaniana, 2022
openaire   +1 more source

[Prevalence of exogenous pigmentations and caries by intake of ferric supplements in primary dentition]. [PDF]

open access: yesRev Cient Odontol (Lima)
Berrocal-Oblitas J   +2 more
europepmc   +1 more source

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