Wikipedia:Articles for deletion/Demographic surveillance system
I have rewritten and expanded the article to include several paragraphs backed by 10 reliable sources, all secondary for the basic facts they support. DSS are an important part of public health monitoring in developing countries. The multiple RS in the article, including two books, show notability per 
— User:Mark, 22:50, 29 September 2017 (UTC)
Stance: keep
Cited policy: WP:GNG (Wikipedia:Notability)