(AP) Some Illinois doctors are traveling to Springfield to help residents enroll in the state’s medical marijuana program. Dr. David Footerman of Rockford began seeing patients seeking medical marijuana last month at an office complex in Springfield, and Chicago-based internist Dr. Mauricio Consalter has been seeing such patients in Bloomington, The State Journal-Register reported . STATE BY STATE: Illinois Cannabis News Medical marijuana advocates in Illinois said doctors’ willingness to help patients remains the biggest hurdle to long-term success for the pilot program. The program’s enrollment since fall 2014 stands at 18,300, and the number of potential enrollees is believed to be two to five times higher. HSHS Medical Group CEO Dr. Loren Hughes said he believes the number of doctors willing to fill out paperwork required by the state for patients with one of 40 qualifying chronic medical conditions will continue to grow.