<prompt> Translate the following text to EnglishMiongo miwili ya utafiti wa huduma za afya ya akili katika mazingira ya huduma za msingi inasaidia dhana kwamba njia bora ya kutoa huduma za kisaikolojia ni kupitia ushirikiano kati ya washauri wa afya ya akili na watoa huduma za msingi.  <response>: Two decades of mental health services research in primary care settings support the concept that the most effective method of delivering psychosocial services is through collaboration between mental health consultants and primary care providers. 