Rather than turning away children whose parents refuse to have them vaccinated, pediatricians should engage the parents in discussion about the importance and safety of vaccination.
When a severely ill child comes into the emergency room, assent for emergency care is no more required than is parental permission. Conveying the needed care is the top priority.
Even if they are not sick, people in quarantine are still patients; the physician is responsible for their well-being and may find that it is necessary to advocate for them.