POPLINE was maintained by the K4Health Project[2] at the Johns Hopkins Bloomberg School of Public Health/Center for Communication Programs, and it was funded by the United States Agency for International Development (USAID).
Since 2001, POPLINE had been maintained by the Knowledge for Health (K4Health) Project, formerly PIP then INFO, based at the Johns Hopkins Bloomberg School of Public Health/Center for Communication Programs.
The database consisted of bibliographic citations and abstracts to a variety of materials including journal articles, monographs, technical reports, and unpublished literature.
Subjects covered internationally included family planning methods and programs, fertility, and population law and policy.
Full-text copies for most of the documents cited in POPLINE could be requested from users in low-income countries free of charge via mail or sent by email.