. 2019 Dec 13;7(23):4036–4042. doi: 10.3889/oamjms.2019.732
Copyright: © 2019 Gabriela Kopacheva-Barsova, Marina Davcheva-Chakar, Nikola Nikolovski, Marjan Marolov, Vesna Petreska-Dukovska.
This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0)
Figure 2.
The “Tripod concept” [16]