hai sir I Ranjeet kr.singh from patna bihar ,sir my father is a bedridden patient ,due to accident in (year 2000).from year 2000 my father is in COMA but after some few there is improvement in my father ,now he can see, he can laugh & understand every thing.But my father cann,t move or speek. if there is any suggestion about my father treatment ,please give your valuable opinion . thank you