diff --git a/paper.md b/paper.md
index d1900e0..0581fa8 100644
--- a/paper.md
+++ b/paper.md
@@ -1,41 +1,39 @@
 ---
 title: "Critical care data processing tools"
 tags:
-	- critical care
-	- electronic health record
-	- data manipulation
-	- data pipeline
-	- data cleaning
-	- anonymisation
-	
+  - critical care
+  - electronic health record
+  - data manipulation
+  - data pipeline
+  - data cleaning
+  - anonymisation
 authors:
-- name: Sinan Shi
-	orcid: 0000-0001-6935-0429
-	affiliation: 1
-- name: David Pérez-Suárez
-	orcid: 0000-0003-0784-6909
-	affiliation: 1
-- name: Steve Harris
-	orcid: 0000-0002-4982-1374
-	affiliation: 2
-- name: Niall MacCallum
+  - name: Sinan Shi
+    orcid: 0000-0001-6935-0429
+    affiliation: 1
+  - name: David Pérez-Suárez
+    orcid: 0000-0003-0784-6909
+    affiliation: 1
+  - name: Steve Harris
+    orcid: 0000-0002-4982-1374
+    affiliation: 2
+  - name: Niall MacCallum
     orcid: 0000-0001-6168-1506
-    affiliation: 2 
-- name:David Brealey
+    affiliation: 2
+  - name: David Brealey
     orcid: 0000-0002-1982-3379
     affiliation: 2
-- name: Mervyn Singer
+  - name: Mervyn Singer
     orcid: 0000-0002-1042-6350
     affiliation: 2
--name: James Hetherington
+  - name: James Hetherington
     orcid: 0000-0001-6993-0319
     affiliation: 1
 affiliations:
-	- name: Research Software Development Group, Research IT Services, University College London
-		index: 1
-	- name: University College London Hospitals
-		index: 2
-		
+  - name: Research Software Development Group, Research IT Services, University College London
+    index: 1
+  - name: University College London Hospitals
+    index: 2
 date: 14 February 2016
 bibliography: paper.bib
 ---
@@ -44,7 +42,7 @@ bibliography: paper.bib
 cleanEHR is a data cleaning and wrangling platform which works with the
 Critical Care Health Informatics Collaborative database. It collects and
 gathers high resolution longitudinal patient record from critical care units at
-Cambridge, Guys/Kings/St Thomas', Imperial, Oxford, UCL Hospitals. 
+Cambridge, Guys/Kings/St Thomas', Imperial, Oxford, UCL Hospitals.
 
 The purpose of cleanEHR is to enable researchers to answer clinical questions
 that are important to patients. cleanEHR is created to address various data