Results 271 to 280 of about 19,479 (340)

Consistency, completeness and external validity of ethnicity recording in NHS primary care records: a cohort study in 25 million patients’ records at source using OpenSAFELY

open access: yes, 2023
The OpenSAFELY Collaborative   +29 more
europepmc   +1 more source

Wild edible plants of Belarus: from Rostafiński's questionnaire of 1883 to the present. [PDF]

open access: yesJ Ethnobiol Ethnomed, 2013
Łuczaj Ł   +5 more
europepmc   +1 more source

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