Many medical universities provide free access to their internal repositories or specialized student portals:

: This is one of the largest legal scientific libraries in Russia. You can find thousands of open-access articles and monographs on orthodontic treatment and diagnostics.

: This VK community is a well-known hub for dental professionals. They host organized "Parts" of orthodontics book collections including PDFs of Profitt's "Contemporary Orthodontics" and works by Khoroshilkina . 🎓 Academic & Institutional Resources