Chapter 4. My experience of sex identification of lady boys at Bhttaya beach, Thailand.

 

Chapter 3. How I discovered the importance of voice modulation by knowing the importance of voice tract and its resonance (uvula in puberphonia treatment). The art of finding the target voice help in developing and improving your voice.

 

Chapter 2. Biomechanical and physical process of the uvula in puberphonia treatment , the correct scene to understand the whole mechanism

 

How we found out a new noninvasive, simple, no medicine or no surgery successful 3 days treatment for puberphonia