These folks think they are healers, or at least they think they know much more about health than you. So any suggestion that their actions are causing harm to children will cause them to rear back into a defensive crouch.
Also, of course, every US doctor is absolutely paranoid about malpractice lawsuits, so that's another reason why they would obfuscate, ignore or attack.
I really think it's ego.
These folks think they are healers, or at least they think they know much more about health than you. So any suggestion that their actions are causing harm to children will cause them to rear back into a defensive crouch.
Also, of course, every US doctor is absolutely paranoid about malpractice lawsuits, so that's another reason why they would obfuscate, ignore or attack.