Update README.md

Author: istallworthy

README.md

@@ -17,7 +17,7 @@ have prevented the use of methods for causal inference developed in
 other fields. <br>
 
 The goal of this *devMSMs* package and accompanying tutorial paper,
-*Investigating Causal Questions About Temporal and cumulative Developmental Effects: A Tutorial Introduction to the devMSMs Package in R*
+*Investigating Causal Questions About Temporal and Cumulative Developmental Effects: A Tutorial Introduction to the devMSMs Package in R*
 (<a href="https://academic.oup.com/chidev/article/97/2/331/8516421">paper link</a>), is to
 provide a set of tools for implementing marginal structural models
 (**MSMs**; Robins et al., 2000).