Chang, Cynthia, J. “Re: P030050/S039.” Department of Health & Human Services, Food and Drug Administration. 25 April 2023. Letter. https://www.accessdata.fda.gov/cdrh_docs/pdf3/P030050S039A.pdf
Chang, Cynthia, J. “Re: P030050/S039.” Department of Health & Human Services, Food and Drug Administration. 25 April 2023. Letter. https://www.accessdata.fda.gov/cdrh_docs/pdf3/P030050S039A.pdf