Reference (Dec-20-E1)
References:
https://www.sciencedaily.com/releases/2019/07/190725092536.htm#:~:text=The%20microrobots%20are%20a%20joint,a%20polymer%20that%20re
sists%20digestion
https://www.smithsonianmag.com/innovation/how-tiny-microbe-propelled-bots-could-deliver-drugs-in-our-bodies-180973211/
https://spectrum.ieee.org/robotics/medical-robots/medical-microbots-take-a-fantastic-voyage-into-reality