Sucharit Bhakdi is professor emeritius and former head of Microbiology and Hygiene at the University of Mainz. In this video he informs about poptential health risks related to new Covid-19 vaccines. He is critical of how the governments and media are handling the pandemic. His book Corona - false alarm? can be found in English here: https://www.amazon.com/Corona-False-Alarm-Facts-Figures/dp/1645020576
and in Swedish here: https://www.karnevalforlag.se/bocker/falsklarm-om-coronoa/

These are references to some of the statements made by professor Bhakdi in the video:
PCR cross reactivity wich could cause false positives, as stated in this leaflet from one producer: https://www.assaygenie.com/content/COVID-19%20%28SARS-CoV-2%29%20Triplex%20RT-qPCR%20Detection%20Kit%20-%20VA0001.pdf
Varying quality of PCR tests: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7355678/
Infection fatality rate of Covid19 for people under 70 is 0.05%: https://www.who.int/bulletin/online_first/BLT.20.265892.pdf
Vaccine trial reporting high levels of side effects: https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(20)31604-4/fulltext
Pfizer trial, no Covid-19–associated deaths were observed in either group: https://www.nejm.org/doi/full/10.1056/NEJMoa2034577

Discussion on vaccine efficacy and endpoints in BMJ: https://blogs.bmj.com/bmj/2020/11/26/peter-doshi-pfizer-and-modernas-95-effective-vaccines-lets-be-cautious-and-first-see-the-full-data/