Zhen Quan Explained

Chen Chuan was a 7th-century Chinese physician who, in 643, noted the symptoms of thirst and the sweetness of urine of diabetics.

References

• A Dictionary of the History of Medicine by Anton Sebastian. Page 249. Google Book Search https://books.google.com/books?id=f70MZLHwvp0C&pg=PA249&dq=dictionary+of+medical+chen+chuan