; (B) psychological distress; and (C) psychiatric disorders. (2) Research on the impact of SARS–CoV–2 or COVID–19 stressors on mental health over time. (3) Research to strengthen the mental health response to SARS–CoV–2 or COVID–19, including adapting to and maintaining or providing additional services for new or increasing mental health needs. (4) Research on the reach, efficiency, effectiveness, and quality of digital mental health interventions. (5) Research on effectiveness of strategies for implementation and delivery of evidence-based mental health interventions and services for underserved populations. (6) Research on suicide prevention. (c) Research coordination The Secretary shall coordinate activities under this section with similar activities conducted by national research institutes and centers of the National Institutes of Health to the extent that such institutes and centers have responsibilities that are related to the mental health consequences of SARS–CoV–2 or COVID–19. (d) Authorization of appropriations To carry out this section, there is authorized to be appropriated $200,000,000, to remain available until expended. 30619. Emergency mental health and substance use training and technical assistance center Subpart 3 of part B of title V of the Public Health Service Act ( 42 U.S.C. 290bb–31 et seq.) is amended by inserting after section 520A ( 42 U.S.C. 290bb–32 ) the following: 520B. Emergency mental health and substance use training and technical assistance center (a) Establishment The Secretary, acting through the Assistant Secretary, shall establish or operate a center to be known as the Emergency Mental Health and Substance Use Training and Technical Assistance Center (referred to in this section as the Center ) to provide technical assistance and support— (1) to public or nonprofit entities seeking to establish or expand access to mental health and substance use prevention, treatment, and recovery support services, and increase awareness of such services