5 Min Read (Reuters) - The vast majority of U.S. small businesses took a hit to their revenue last year because of the coronavirus pandemic, with minority-owned businesses struggling the most and worrying more about accessing credit, according to a Federal Reserve survey released on Wednesday. FILE PHOTO: People walk past a business that is closing following the outbreak of the coronavirus disease (COVID-19) in the Manhattan borough of New York City, New York, U.S., August 17, 2020. REUTERS/Carlo Allegri/File Photo The survey, which was conducted in September and October - after the first two rounds of the Paycheck Protection Program (PPP) had closed to new applicants and before Congress had finalized a nearly $900 billion aid package - showed many small businesses worried they would not survive without government help.