id	domain	url
engage-26769	doi.org	https://doi.org/10.2105
engage-26769	doi.org	https://doi.org/10.1146
engage-26769	doi.org	https://doi.org/10.1093
engage-26769	doi.org	https://doi.org/10.1016/s01497189(03)00029-6
engage-26769	www.rchnfoundation.org	https://www.rchnfoundation.org
engage-26769	doi.org	https://doi.org/10.1353
engage-26769	pdf.usaid.gov	http://pdf.usaid.gov/pdf_docs