OMIND: Framework for Knowledge Grounded Finetuning and Multi-Turn Dialogue Benchmark for Mental Health LLMs. - Suraj Racha; Prashant Joshi; Utkarsh Maurya; Nitin Yadav; Mridul Sharma; Ananya Kunisetty; Saranya Darisipudi; Nirmal Punjabi; Ganesh Ramakrishnan (CoRR, 2026)