air quality WHO/2020
apps.who.int/iris/handle/10…
apps.who.int/iris/handle/10…
2009 WHO apps.who.int/iris/handle/10… 
same source apps.who.int/iris/handle/10…
"building owners are responsible for providing a healthy workplace or living environment ...
by insuring proper building constructions & maintainance "
"building owners are responsible for providing a healthy workplace or living environment ...
by insuring proper building constructions & maintainance "
reminder José Jimenez 2020
same institution knew
if #SarsCov2 is declared #airborne
"building owners are responsible for providing a healthy workplace or living environment"
if #SarsCov2 is declared #airborne
"building owners are responsible for providing a healthy workplace or living environment"
choose your favorit term or all of them what WHO, governments & institutions did & still do
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