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. 2020 Jul 6;12:101. doi: 10.1186/s13148-020-00890-w

Fig. 1.

Fig. 1

Correlation between DNA methylation levels at OXTR1 CpG1 and ordering symptom severity in drug-naïve patients with OCD (n = 45). OXTR, oxytocin receptor gene; OCI-R-K, obsessive-compulsive inventory-revised-Korean; OCD, obsessive-compulsive disorder