Thiruvananthapuram (Kerala), July 03 (ANI): Several students were injured after the Kerala Police baton charged students protesting against the fee hike in medical courses in Thiruvananthapuram on Monday. The student union organised a protest march to Kerala Health Minister K.K. Shailaja's residence. A hike of Rs. 3,00,000 has been made in M.B.B.S course of the self financing medical colleges. The fees of the post-graduate courses have increased up to Rs 14,00,000.