title: Severe pneumonia research and the problem of case definition: the example of zinc trials.
authors.forename: Stephen
authors.initials: S
authors.lastname: Howie
authors.forename: Syed M A
authors.initials: SM
authors.lastname: Zaman
authors.forename: Osaretin
authors.initials: O
authors.lastname: Omoruyi
authors.forename: Richard
authors.initials: R
authors.lastname: Adegbola
authors.forename: Andrew
authors.initials: A
authors.lastname: Prentice
mesh_terms: D006801:Humans; D011014:Pneumonia / Q000175:diagnosis / Q000188:drug therapy* / Q000503:physiopathology; D012720:Severity of Illness Index; D015032:Zinc / Q000172:deficiency* / Q000627:therapeutic use*
chemical_list: D015032:Zinc