I started this anatomy study as part of a mentorship with the amazing Lukas Kutschera https://www.artstation.com/lukaskut
I learned a ton under his direction, and was really able to grow and push myself.
The model is loosely based on this scan from Anatomy 360. https://s3.eu-west-2.amazonaws.com/anatomy360/MaleRef+Images/3.jpg
I tried to document my progress here: https://www.artstation.com/phil-sanchez/blog