I have referred one patient to hospital by ambulance
If I refer a patient to hospital , it means I say to him, 'You should go to hospital'. More commonly, a doctor refers a patient to another doctor, eg a specialist. I think in your example you mean eg I have sent a patient to hospital by ambulance
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If I refer a patient to hospital, it means I say to him, 'You should go to hospital'.
More commonly, a doctor refers a patient to another doctor, eg a specialist.
I think in your example you mean eg I have sent a patient to hospital by ambulance