; (3) providing technical assistance and supporting the implementation of best practices identified pursuant to paragraph (1) to entities providing health care services to pregnant and postpartum women; and (4) identifying, developing, and evaluating new models of care that improve maternal and infant health outcomes, which may include the integration of community-based services and clinical care. (b) Eligible entities To be eligible for a grant under subsection (a), an entity shall— (1) submit to the Secretary an application at such time, in such manner, and containing such information as the Secretary may require