diff --git a/intro-r-data-analysis/targets.csv b/intro-r-data-analysis/targets.csv
deleted file mode 100644
index a749f38..0000000
--- a/intro-r-data-analysis/targets.csv
+++ /dev/null
@@ -1,13 +0,0 @@
-,GEO,SRA,CellType,Status
-MCL1.DG,GSM1480297,SRR1552450,B,virgin
-MCL1.DH,GSM1480298,SRR1552451,B,virgin
-MCL1.DI,GSM1480299,SRR1552452,B,pregnant
-MCL1.DJ,GSM1480300,SRR1552453,B,pregnant
-MCL1.DK,GSM1480301,SRR1552454,B,lactating
-MCL1.DL,GSM1480302,SRR1552455,B,lactating
-MCL1.LA,GSM1480291,SRR1552444,L,virgin
-MCL1.LB,GSM1480292,SRR1552445,L,virgin
-MCL1.LC,GSM1480293,SRR1552446,L,pregnant
-MCL1.LD,GSM1480294,SRR1552447,L,pregnant
-MCL1.LE,GSM1480295,SRR1552448,L,lactating
-MCL1.LF,GSM1480296,SRR1552449,L,lactating