By Hazarika Nayak Balakrishnan (Author). This is a comprehensive textbook of otolaryngology (head & neck surgery) that covers theoretical, clinical. 2.04 ac 1.22 ac 2.35 ac 1. 0 ac 1.15 ac 2.64 ac 1.06 acc 1.51 ac h a g 1 2 5 5 1 5 8. 7 4 1 4 0 1 2 5 4 8 5. 0 3 8 0 3 2 5.