From 1259ed80a7f60a9f7ba82f3751990ac24a8e9436 Mon Sep 17 00:00:00 2001
From: jgart
Date: Wed, 24 Nov 2021 00:39:40 -0500
Subject: Add citation for Shapiro-Wilk Test

---
 topics/quality-control/qc-checks.gmi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'topics/quality-control')

diff --git a/topics/quality-control/qc-checks.gmi b/topics/quality-control/qc-checks.gmi
index 30236e1..713fa0b 100644
--- a/topics/quality-control/qc-checks.gmi
+++ b/topics/quality-control/qc-checks.gmi
@@ -58,3 +58,16 @@ phenotypes.
 --
 Rob
 ```
+
+```
+QTL analysis was performed in F2 mice using the R package R/qtl
+(RRID:SCR_009085) as previously described.11,29,42 Quality checking
+of genotypes and QTL analysis were performed in R (https://www.r-
+project.org/) using R/bestNormalize (https://github.com/petersonR/
+bestNormalize) and R/qtl.42 Phenotypes were assessed for normality
+using the Shapiro–Wilk Test. Because some of the data residuals devi-
+ated significantly from normality, we used the orderNorm function to
+perform Ordered Quantile normalization43 on all phenotypes. QTL
+--
+A quantitative trait variant in Gabra2 underlies increased methamphetamine stimulant sensitivity
+```
-- 
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