Oh, who cares about McPherson? I hear he tortured kittens.
McDonald criteria requires six months to make a definitive diagnosis.
No lesions on the MRI. It's early; he's had the disease for maybe two weeks.
No lesions on the MRI. It's early; he's had the disease for maybe two weeks. [SEP] McDonald criteria requires six months to make a definitive diagnosis. [SEP] Oh, who cares about McPherson? I hear he tortured kittens.