README update

SurgicalInformatics · Jan 15, 2021 · e709ec1 · e709ec1
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diff --git a/README.md b/README.md
@@ -1,12 +1,6 @@
-# Example datasets used in Chapters 2 and 3:
+# Datasets used in the book
 
-All other chapters load data included in R package installs. For example, to get the dataset used in Chapter 4, install the `gapminder` package.
-
-[Video guide to installing R packages.](https://media.ed.ac.uk/media/Installing+R+Packages/1_2yfie5da)
-
-[Other introductory videos](https://media.ed.ac.uk/tag/tagid/healthyr)
-
-## Chapter 2
+Chapter 2:
 
 [example_data.csv](example_data.csv)
 
@@ -22,7 +16,7 @@ All other chapters load data included in R package installs. For example, to get
 
 [patient_data_updated.csv](data/patient_data_updated.csv)
 
-## Chapter 3
+Chapter 3:
 
 [global_burden_disease_cause-year.csv](data/global_burden_disease_cause-year.csv)
 
@@ -31,3 +25,10 @@ All other chapters load data included in R package installs. For example, to get
 [global_burden_disease_wide-format.csv](data/global_burden_disease_wide-format.csv)
 [global_burden_disease_cause-year-sex.csv](data/global_burden_disease_cause-year-sex.csv)
 
+
+All other chapters load data included in R package installs. For example, to get the dataset used in Chapter 4, install the `gapminder` package.
+
+[Video guide to installing R packages.](https://media.ed.ac.uk/media/Installing+R+Packages/1_2yfie5da)
+
+[Other introductory videos](https://media.ed.ac.uk/tag/tagid/healthyr)
+
diff --git a/docs/healthyr-book.pdf b/docs/healthyr-book.pdf