Aimee Curry said it caused her pain . Some say medical marijuana will reduce the need for opioids . 3-year-old is focus of medical marijuana battle . One expert cautions that cannabis is not always safe . But the trial would likely lead to greater medical acceptance .
Aimee Curry said it caused her pain . Some say medical marijuana will reduce the need for opioids . One expert cautions that cannabis is not always safe . But the trial would likely lead to greater medical acceptance .