Existing networks In carrying out this section, the Secretary may utilize or coordinate with the Maternal Fetal Medicine Units Network and the Obstetric-Fetal Pharmacology Research Centers Network. (d) Use of funds Amounts appropriated to carry out this section may be used to support the Network for activities related to maternal mortality or severe maternal morbidity that lead to potential therapies or clinical practices that will improve maternal health outcomes and reduce inequities. Amounts provided to such Network shall be used to supplement, and not supplant, other funding provided to such Network for such activities. (e) Authorization of appropriations To carry out this section, there is authorized to be appropriated $50,000,000 for each of fiscal years 2024 through 2028. . 8. Telehealth demonstration program Section 330A of the Public Health Service Act ( 42 U.S.C. 254c ) is amended— (1) by redesignating subsections (h) through (j) as subsections (i) through (k), respectively