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The questionnaire was based on a WHO questionnaire and the related literature on the topic [ 6– 9].
A limitation of the sampling approach used based on a WHO rapid appraisal methodology is the underrepresentation of small schools.
A generic protocol was developed based on a WHO document "Guideline for conducting community surveys on injury and violence" [ 16].
BCG revaccination in individuals 12 to 13 years of age was discontinued in South Korea in 1997 based on a WHO recommendation [ 24].
These are derived from work to measure the burden of disease in the country based on a WHO methodology [ 2, 3].
This conclusion was based on a WHO collaborative prospective study which included 28,393 women attending for singleton delivery at 28 obstetric centers in Burkina Faso, Ghana, Kenya, Nigeria, Senegal, and Sudan.
Similar(49)
Since mid-2003, morigorousous verbal autopsy interviews have been applied using a questionnaire based on a WHO-INDEPTH instrument [ 12, 13].
Most of these surveys have been carried out in the past 5 - 10 years, and have many questions in common, as they are based on a WHO-recommended instrument.
One of them is based on a friend who was attacked by a tiger.
Is it OK to make up a story based on a person who really exists?
The Corn Dolly was based on a child who was always complaining, while The Silly King was just a silly story Sally loved.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com