For colleges and universities within the United States and its territories, you can obtain this information by clicking on the related links section (College Board) indicated at the bottom of this...
Its Master's degree. anywhere you look it will come up Master's even if you type in Master. Also my aunt is a lawyer and I asked her, I even looked it up in the new Collage Webster Dictionary so it...
"The field of diagnostic medical sonography deals with imaging technologies used to diagnose - such as x-rays and ultrasounds, along with medical resonance imaging."