diff --git a/smash/web/models/study_columns.py b/smash/web/models/study_columns.py
index 0eea13393160ee9c93954c3f3d44302ce536daba..15142bd56913678159e4d92ef53928d0f7440ad0 100644
--- a/smash/web/models/study_columns.py
+++ b/smash/web/models/study_columns.py
@@ -77,9 +77,3 @@ class StudyColumns(models.Model):
                                         default=True,
                                         verbose_name='Resign reason'
                                         )
-
-    def __str__(self):
-        return "%s" % self.study
-
-    def __unicode__(self):
-        return "%s" % self.study
diff --git a/smash/web/models/study_subject_list.py b/smash/web/models/study_subject_list.py
index dd8e94dae0da40298ce1adbf4a2c98286fc2a5af..fae16c14fb03cecdcae5d75adaffcf746c217513 100644
--- a/smash/web/models/study_subject_list.py
+++ b/smash/web/models/study_subject_list.py
@@ -42,9 +42,3 @@ class StudySubjectList(models.Model):
                             null=True,
                             blank=True
                             )
-
-    def __str__(self):
-        return "%s %s" % (self.type, self.study)
-
-    def __unicode__(self):
-        return "%s %s" % (self.type, self.study)