A recent Minnesota Department of Health informal survey of 1,361 potential participants in the Minnesota Medical Cannabis program found about half of the interested users reported their qualifying condition as multiple sclerosis or severe muscle spasms. The state expects to begin enrolling patients in the program by June. MDH Assistant Commissioner Manny Munson-Regala said the law requires manufacturers to have at least one distribution site open by July 2015 and the remaining three by July 2016.