परिवारमा श्रवण क्षमता मापन गर्दै

To get an overview of hearing ability (disability) by means of audiograms from child, junior, mother, father, grandfather, and compare these results to the average hearing persons in relevant age i...

द्वारा पोष्ट गरिएको कार्लोस भज डे कारवलहो