; and (B) may include entities leading, or capable of leading, a technology-enabled collaborative learning and capacity building model or engaging in technology-enabled collaborative training of participants in such model. (2) Health professional shortage area The term health professional shortage area means a health professional shortage area designated under section 332. (3) Indian tribe The terms Indian Tribe and Tribal organization have the meanings given the terms Indian tribe and tribal organization in section 4 of the Indian Self-Determination and Education Assistance Act. (4) Medically underserved population The term medically underserved population has the meaning given the term in section 330(b)(3). (5) Native Americans The term Native Americans has the meaning given such term in section 736 and includes Indian Tribes and Tribal organizations. (6) Technology-enabled collaborative learning and capacity building model The term technology-enabled collaborative learning and capacity building model means a distance health education model that connects health care professionals, and particularly specialists, with multiple other health care professionals through simultaneous interactive videoconferencing for the purpose of facilitating case-based learning, disseminating best practices, and evaluating outcomes. (7) Urban Indian organization The urban Indian organization has the meaning given the term Urban Indian organization in section 4 of the Indian Health Care Improvement Act. (b) Program established The Secretary shall, as appropriate, award grants to evaluate, develop, and, as appropriate, expand the use of technology-enabled collaborative learning and capacity building models, to improve retention of health care providers and increase access to health care services, such as those to address chronic diseases and conditions, infectious diseases, mental health, substance use disorders, prenatal and maternal health, pediatric care, pain management, palliative care, and other specialty care in rural areas,