Mechanisms to Support Interventions Involving the Police When Responding to Persons Experiencing a Mental Health Crisis: A Realist Review. - Redgate, Sam; Clibbens, Nicola; Haighton, Catherine; Dalkin, Sonia; Bate, Angela; Girling, Melissa; McCarthy, Stephen; Eagles, Tobyn; Gray, Joanne; McKinnon, Iain; Niroumand Sarvandani, Mohammad (Health & Social Care in the Community, 2025)