Complex sentence: Vishwanathan appeals aggressively to the doctors and has the error corrected by another surgery and then spearheads an angry fight for compensation the hospital gives in preference to avoid a messy court case.
Split into simpler sentences: Vishwanathan appeals aggressively to the doctors and has the error corrected by another surgery and then spearheads an angry fight for compensation. The hospital gives in to avoid a messy court case.