Source? Saline is used on millions of patients all the time in far greater volumes than would be used in a saline vaccination placebo. If potential, deadly allergy to saline were an issue, it would be more widely known and anyone at risk would be ruled out of trials.
Source? Saline is used on millions of patients all the time in far greater volumes than would be used in a saline vaccination placebo. If potential, deadly allergy to saline were an issue, it would be more widely known and anyone at risk would be ruled out of trials.