John Howard and his brother Albert also earned a reputation as some of the first doctors to focus on sleeping sickness and were highly respected by their peers .
As a doctor , Cook left behind a legacy as a skilled surgeon and ophthalmologist .
John Howard and Cook 's brother Albert also earned a reputation as some of the first doctors to focus on sleeping sickness and were highly respected by their peers .
As a doctor , Cook left behind a legacy as a skilled surgeon and ophthalmologist .