New Jersey Governor Chris Christie said this week that he has no plans to try to make the state’s recently passed medical marijuana law more restrictive—as he had suggested he might do while on the campaign trail—but that he wants to delay implementation of the law by at least six months. “I think the public would agree it has to be done correctly,’’ he told local outlets. Christie’s actions are causing concern among some lawmakers and advocates, who say the process shouldn’t be unnecessarily prolonged.…