Welcome to Steemit and nice intro post. Thank you for giving back to the world with your profession, we can always use more doctors in this world.
I am also a new user and learning how steemit works. Follow me @byzantinehash and upvote my intro post if you like it.
If you are interested in crypto currency be sure to watch for new posts. I just made my first post on a series I am about to begin: https://steemit.com/cryptocurrency/@byzantinehash/easy-to-mine-cryptocurrency-series-volume-1 don’t forget to upvote if you like it.