Isabella Rosario Blum was wrapping up medical school and considering residency programs to become a family practice physician when she got some frank advice: If she wanted to be trained to provide abortions, she shouldn’t stay in Arizona. Blum turned to programs mostly in states where abortion access — and, by extension, abortion training — is likely to remain protected, like California, Colorado, and New Mexico. Arizona has enacted a law banning most abortions after 15 weeks. “I would really like to have all the training possible,” she said, “so of course that would have still been a limitati…