Update README.Rmd

emph in readme

README.Rmd

@@ -446,7 +446,7 @@ This implementation should be used just to change text formats in only a
 part of values stored in columns (variable parameters). 
 
 To do so, you must edit the cell value, specifying where the italics text must start
-with `\\textit`, and `\\end` where it ends; and `\\textbf` followed by
+with `\\textit` (or `\\emph`, which allows to open italics in a reular text, and vice-versa), and `\\end` where it ends; and `\\textbf` followed by
 `\\end` for bold text. In case you want to combine both, you will have
 to specify `\\end` twice.