Complex sentence: Noe taught hundreds of physicians from around the world how to use the device, and appeared on Good Morning America on 11 July 1990 to discuss the use of lasers in plastic surgeries.
Split into simpler sentences: Noe taught hundreds of physicians from around the world how to use the device. Noe appeared on Good Morning America on 11 July 1990 to discuss the use of lasers in plastic surgeries.