Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
Inventor
active
No associations
LandOfFree
Tun-Tschu Chang does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Tun-Tschu Chang, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tun-Tschu Chang will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-2273303