Hospital Information System script required

Hi All, We are looking for the Hospital Management System (HIS) script to purchase. The HIS should consist of the below mentioned features; 1. In Patient Management (Patient Registration, Bed allotment, Nursing, Surgery, Billing, etc) 2. Out Patient Management (Appointments booking, Registration, Consultation process, Billing, etc) 3. Laboratory 4. Nursing 5. Billing 6. Patient Medical Records Management Please send the demo link along with your bid. Thanks