Summary of the audiological features of affected members of family SH-01. LiuFei HuJiongjiong XiaWenjun HaoLili MaJing MaDuan MaZhaoxin 2015 <p>The degree of hearing loss was defined according to pure-tone averages (PTA), which were based on the following four frequencies: 0.5, 1, 2 and 4 kHz.</p><p>Summary of the audiological features of affected members of family SH-01.</p>