F.D.A. to Allow Use of KN95 Masks Approved by China The masks are almost identical in performance to the N95 masks that hospitals and other institutions are struggling to find.
|
2024. Április 27. Zita napja van
2024. Április 27. Zita napja van
F.D.A. to Allow Use of KN95 Masks Approved by China The masks are almost identical in performance to the N95 masks that hospitals and other institutions are struggling to find.
|
