RT Journal Article SR Electronic T1 What constitutes the most cautious approach for a pregnant person with weak D type 4.0? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E916 OP E916 DO 10.1503/cmaj.78986 VO 193 IS 24 A1 Willy Albert Flegel A1 Melanie Bodnar A1 Gwen Clarke A1 Judith Hannon A1 Lani Lieberman YR 2021 UL http://www.cmaj.ca/content/193/24/E916.abstract