Sir, It is regarding my father illness, He is 72 yrs old, He is suffering with fever from last 1 month, he taken medicines and also admitted in hospital for 13 days. Doctors make different type of tests like Blood tests, ECG, Urine Test, CTScan, Bonemarrow, Ultrasound, but all in vain after 13 days doctors are not able to find the cause of fever. Please help me to find out what is this and how I can help my father in this critical moment. Sandeep 0000