What the Polio Vaccine Has Meant for Public Health
A lawyer working with Robert F. Kennedy Jr. has asked the F.D.A. to withdraw approval of the current shot because it hasn’t been tested against a placebo. Scientists say such a test would be unethical.
A lawyer working with Robert F. Kennedy Jr. has asked the F.D.A. to withdraw approval of the current shot because it hasn’t been tested against a placebo. Scientists say such a test would be unethical.