id	domain	url
ar-22470	hdl.handle.net	http://hdl.handle.net/2429/42855
ar-22470	doi.org	https://doi.org/10.1186/1471-244x-14-154
ar-22470	gas.sagepub.com	http://gas.sagepub.com/search?author1=glenda+wall&sortspec=date&submit=submit