Vaccine sales scams proliferate as intermediaries target European countries 19 April 2021 - 15:57 Lisa Barrington and Jan Lopatka Picture: BLOOMBERG/ANDRE MALERBA Abu Dhabi — From a small office in an Abu Dhabi skyscraper, Ukrainian national Natalya Muzaleva and her Hungarian husband Istvan Perger run an art gallery, a real estate agency and an oilfield services company. They have also pursued another venture: selling Covid-19 vaccines into Europe. Muzaleva wrote a proposal to the Czech ambassador to the United Arab Emirates, reviewed by Reuters and dated February 24, offering to procure and sell at least 1-million doses to the Czech Republic of Covishield, the shot from Anglo-Swedish drugmaker AstraZeneca.