Details about progression-regression

readme

@@ -41,5 +41,5 @@ ii) 3 models for phase 2 - training for multioutput covid, normal, pneumonia, tu
 3. Progression-regression.pdf includes the results of models CheXpert14 and CheXpert-Covid19 on a case publicly available from Radiopaedie:
 https://radiopaedia.org/cases/covid-19-pneumonia-progression-and-regression
 This case includes several X-Rays of the same patient during a month. 
-Observation: None of the X-Ray included in this test are seen on training the models.
+Observation: None of the X-Rays included in this testcase are part of the training dataset.