| Acronym | Definition |
|---|
| MHAS➣Mexican Health and Aging Study |
| MHAS➣Modernising Hearing Aid Services (UK) |
| MHAS➣Mental Health Advocacy Service (various locations) |
| MHAS➣Martlesham Heath Aviation Society (Woodbridge, Suffolk, England) |
| MHAS➣Multicultural HIV/AIDS Service (Australia) |
| MHAS➣Mental Health and Addiction Service |