Johnson JA - Search Results

1

Obstetrical provider knowledge and attitudes towards cell-free DNA screening: results of a cross-sectional national survey.

Chan WV, Johnson JA, Wilson RD, Metcalfe A. Chan WV, et al. Among authors: johnson ja. BMC Pregnancy Childbirth. 2018 Jan 23;18(1):40. doi: 10.1186/s12884-018-1662-z. BMC Pregnancy Childbirth. 2018. PMID: 29361931 Free PMC article.

2

The early amniocentesis study: a randomized clinical trial of early amniocentesis and midtrimester amniocentesis. II. Evaluation of procedure details and neonatal congenital anomalies.

Wilson RD, Johnson J, Windrim R, Dansereau J, Singer J, Winsor EJ, Kalousek D. Wilson RD, et al. Fetal Diagn Ther. 1997 Mar-Apr;12(2):97-101. doi: 10.1159/000264440. Fetal Diagn Ther. 1997. PMID: 9218950 Clinical Trial.

3

Cytogenetic aspects of the Canadian early and mid-trimester amniotic fluid trial (CEMAT).

Winsor EJ, Tomkins DJ, Kalousek D, Farrell S, Wyatt P, Fan YS, Carter R, Wang H, Dallaire L, Eydoux P, Welch JP, Dawson A, Lin JC, Singer J, Johnson J, Wilson RD. Winsor EJ, et al. Prenat Diagn. 1999 Jul;19(7):620-7. doi: 10.1002/(sici)1097-0223(199907)19:7<620::aid-pd599>3.0.co;2-e. Prenat Diagn. 1999. PMID: 10419609 Clinical Trial.

4

RETIRED: Mid-trimester amniocentesis fetal loss rate.

Wilson RD, Langlois S, Johnson JA; SOGC GENETICS COMMITTEE; CCMG PRENATAL DIAGNOSIS COMMITTEE. Wilson RD, et al. Among authors: johnson ja. J Obstet Gynaecol Can. 2007 Jul;29(7):586-590. doi: 10.1016/S1701-2163(16)32501-4. J Obstet Gynaecol Can. 2007. PMID: 17623573 Review. English, French.

5

RETIRED: Teratogenicity associated with pre-existing and gestational diabetes.

Allen VM, Armson BA; GENETICS COMMITTEE; MATERNAL FETAL MEDICINE COMMITTEE. Allen VM, et al. J Obstet Gynaecol Can. 2007 Nov;29(11):927-934. doi: 10.1016/S1701-2163(16)32653-6. J Obstet Gynaecol Can. 2007. PMID: 17977497 English, French.

6

RETIRED: Pre-conceptional vitamin/folic acid supplementation 2007: the use of folic acid in combination with a multivitamin supplement for the prevention of neural tube defects and other congenital anomalies.

Wilson RD; GENETICS COMMITTEE; MOTHERISK. Wilson RD, et al. J Obstet Gynaecol Can. 2007 Dec;29(12):1003-1013. doi: 10.1016/S1701-2163(16)32685-8. J Obstet Gynaecol Can. 2007. PMID: 18053387 English, French.

7

New molecular techniques for the prenatal detection of chromosomal aneuploidy.

Sparkes R, Johnson JA, Langlois S, Wilson RD, Allen V, Blight C, Désilets V, Gagnon A, Johnson JA, Langlois S, Summers A, Wyatt P. Sparkes R, et al. Among authors: johnson ja. J Obstet Gynaecol Can. 2008 Jul;30(7):617-21, 622-7. doi: 10.1016/s1701-2163(16)32896-1. J Obstet Gynaecol Can. 2008. PMID: 18644185 English, French.

8

Preimplantation genetic testing.

Audibert F, Wilson RD, Allen V, Blight C, Brock JA, Désilets VA, Gagnon A, Johnson JA, Langlois S, Wyatt P; Genetics Committee. Audibert F, et al. Among authors: johnson ja. J Obstet Gynaecol Can. 2009 Aug;31(8):761-75. doi: 10.1016/s1701-2163(16)34284-0. J Obstet Gynaecol Can. 2009. PMID: 19772712 Review. English, French.

9

Impact of observed versus hypothesized service utilization on the incremental cost of first trimester screening and prenatal diagnosis for trisomy 21 in a Canadian province.

Metcalfe A, Currie G, Johnson JA, Bernier F, Lix LM, Lyon AW, Tough SC. Metcalfe A, et al. Among authors: johnson ja. Prenat Diagn. 2013 May;33(5):429-35. doi: 10.1002/pd.4082. Epub 2013 Mar 21. Prenat Diagn. 2013. PMID: 23519599

10

Assessing the impact of the SOGC recommendations to increase access to prenatal screening on overall use of health resources in pregnancy.

Metcalfe A, Lix LM, Johnson JA, Bernier F, Currie G, Lyon AW, Tough SC. Metcalfe A, et al. Among authors: johnson ja. J Obstet Gynaecol Can. 2013 May;35(5):444-453. doi: 10.1016/S1701-2163(15)30935-X. J Obstet Gynaecol Can. 2013. PMID: 23756275

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