Cemil Tascioglu City Hospital in Istanbul

Turkey, Serbia, Bosnia and Hungary Put Trust in Russian, Chinese Vaccines

A health worker prepares to vaccinate a colleague against COVID-19 with Sinovac's Coronavac vaccine at the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey, 14 January 2021. Photo: EPA-EFE/SEDAT SUNA

Some health experts have warned that the effectiveness of these vaccines is still not fully researched, and note that their delivery dates are also still uncertain.