diff --git a/analysis/schizophrenia/README.md b/analysis/schizophrenia/README.md
index e02364ad0af7bce2d406c67d67d68c15c1682133..60e677755458f11c981122482c18f7ca0e7911d8 100644
--- a/analysis/schizophrenia/README.md
+++ b/analysis/schizophrenia/README.md
@@ -35,9 +35,9 @@ Identification of genes that may be potential therapeutic targets depending on w
 2. Significantly **correlated** with the genes belonging to its **co-expression module** in different psyhiatric and neurological diseases (PNDs).
 3. Part of disease module. 
 
-Data regarding the DGE and the co-expression modules were obtained, respectively, from the supplementary material of ... and ...
+Data regarding the DGE and the co-expression modules were obtained, respectively, from the supplementary material of [Gandal et al. (2018)](10.1126/science.aad6469) and [Lüscher et al. (2020)](10.1038/s41398-020-0827-5)
 
-## Criteria for identifying drug repurposing candidates: 
+### Identification of drug repurposing candidates 
 
 1. Distance to schizophrenia module between Q1 and median of distance values across treatment drugs.
 2. Proximal to disease module (z-score of distance less than or equal to -0.15).