Seventy-eight percent of businesses in the UK have no plans to check evidence of vaccination, a new study indicates. The British Chambers of Commerce (BCC) Thursday published the results of its survey of more than 1,000 businesses across a variety of sectors and in the UK. When asked whether their business had any plans to require proof of vaccination from customers, suppliers, or employees, 78 percent of respondents said they had no plans to do so. Among larger firms with more than 50 staff, the number dropped to 69 percent. Only 5 percent of the respondents said they had already implemented their own requirements for proof of vaccination, and 6 percent said they were likely to do so in the future. These were more likely to be firms with more than 50 staff. The other 11 percent said they needed more information. Asked about what safety measures businesses expect to implement or …