My father is a doctor.

Please consult a doctor.

My sister obtained her doctor's license.

The doctor is carefully examining the patient.

In an emergency, immediately seek a doctor's instructions.

I consult a doctor.

I take medicine following the doctor's instructions.

I decided to be examined by a specialist doctor.

Even an experienced doctor apparently faces cases that are hard to judge.

In rural areas, the shortage of doctors has become a serious social problem.