1. Karabegović, I., Banjanović-Mehmedović, L.: SERVICE ROBOTS: Advances and Applications. NOVA Science Publisher, New York, USA (2021)
2. Wang, X. V., Wang, L.: A literature survey of the robotic technologies during the COVID-19 pandemic. J. Manuf. Syst. 1–14 (2021)
3. Wang, X.V., Wang, L.: A literature survey of the robotic technologies during the COVID-19 pandemic. J. Manuf. Syst. 60, 823–836 (2021)
4. Karabegović, I.: Distribution and Implementation of Service Robotic Systems in Medicine. Book: SERVICE ROBOTS: Advances in Research and Application, NOVA Science Publisher, New York, USA, pp. 165–205 (2021)
5. Holland, J., et al.: Service robots in the healthcare sector. Robotics 10, 47 (2021)