shall be scientifically based, taking into consideration the results of the most recent peer-reviewed research available. (d) Authorization of appropriations To carry out this section, there is authorized to be appropriated $20,000,000 for each of fiscal years 2019 through 2024. . 604. Addressing racial and ethnic minority mental health disparities research gaps Not later than 6 months after the date of the enactment of this Act, the Director of the National Institute on Minority Health and Health Disparities shall enter into an arrangement with the National Academy of Sciences (or, if the National Academy of Sciences declines to enter into such an arrangement, an arrangement with the Institute of Medicine, the Patient Centered Outcomes Research Institute, the Agency for Healthcare Quality, or another appropriate entity)— (1) to conduct a study with respect to mental health disparities in racial and ethnic minority groups (as defined in section 1707(g) of the Public Health Service Act ( 42 U.S.C. 300u–6(g) )