What organization is abbreviated as MDA?

The abbreviation MDA stands for the Muscular Dystrophy Association. This organization is well-known for its mission to support individuals affected by muscular dystrophy and related diseases. It focuses on research funding, providing care for patients, and advocating for those living with these conditions. Established in the mid-20th century, the association has played a significant role in advancing understanding and treatment of muscular dystrophy through various programs, events, and partnerships.

The other options, while they contain terms that could potentially be abbreviated as MDA, do not match the widely recognized use of MDA in the context of health and disease support. The Muscular Dystrophy Association is the most prominent and highly regarded among the choices presented.