public HospitalPart getSpecialist(){
		double t = nextRand();
		if ( t < 0.15 )
			return HospitalPart.CARDIO;
		else if ( t < 0.3 )
			return HospitalPart.NEURO;
		else if ( t < 0.5 )
			return HospitalPart.INTERNAL;
		else if ( t < 0.63 )
			return HospitalPart.ORTHOPED;
		else if ( t < 0.75 )
			return HospitalPart.BREAK_FXIER;
		else if ( t < 0.88 )
			return HospitalPart.EAR_MOUTH_NOSE;
		else 
			return HospitalPart.OPTOMETER;
	}