Severe COVID‐19 pneumonia in pregnant woman treated with pulse corticosteroids therapy and third‐trimester caesarean section: A case report oleh Nghia Thinh Bui, Minh Nhat Huynh, Hung Tran, Dinh Kha Le, Tan Thanh Pham, Thanh Tung Pham, Tien Nhan Nguyen, Nguyen‐Huy Do‐Tran, Hoang‐Anh Ngo, Thuy‐Anh Do