Results 161 to 170 of about 68,929,072 (249)

Withdrawing from the treatment does not mean from the study

open access: yesBulletin of the World Health Organization, 2008
Erik Cobo, Senn Stephen, Matthew Elmore
doaj  

Author reply to: estimation of global visual impairment due to uncorrected refractive error

open access: yesBulletin of the World Health Organization, 2008
Silvio Mariotti   +2 more
doaj  

Country ownership and vertical programmes in health, health information and health research

open access: yesBulletin of the World Health Organization, 2008
Andrew Kennedy, Carel IJsselmuiden
doaj  

Pneumococcal conjugate vaccine is efficacious and effective in reducing the burden of pneumonia

open access: yesBulletin of the World Health Organization, 2008
Shabir A Madhi   +2 more
doaj  

Estimation of global visual impairment due to uncorrected refractive error

open access: yesBulletin of the World Health Organization, 2008
Lalit Dandona, Rakhi Dandona
doaj  

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