diff --git a/1.sources/MyHealth/src/common/Constants.java b/1.sources/MyHealth/src/common/Constants.java
index cf8500d..d56325e 100644
--- a/1.sources/MyHealth/src/common/Constants.java
+++ b/1.sources/MyHealth/src/common/Constants.java
@@ -1,7 +1,12 @@
 package common;
 
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
 public class Constants {
 	public static final int MAX_ITEMS_AUTOCOMPLETE_SEARCH = 200;
-	public static final String PROFESSIONAL_NUMBER_PREFIX= "PRO#";
-	public static final String PERSONAL_IDENTIFICATION_CODE_PREFIX= "PAT#";
+	public static final String PROFESSIONAL_NUMBER_PREFIX = "PRO#";
+	public static final String PERSONAL_IDENTIFICATION_CODE_PREFIX = "PAT#";
 }
diff --git a/1.sources/MyHealth/src/common/HashUtils.java b/1.sources/MyHealth/src/common/HashUtils.java
index 5b7bd53..dc9d3e4 100644
--- a/1.sources/MyHealth/src/common/HashUtils.java
+++ b/1.sources/MyHealth/src/common/HashUtils.java
@@ -1,10 +1,14 @@
 package common;
 
 import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
 
 import javax.xml.bind.DatatypeConverter;
 
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
 public class HashUtils {
 
 	public static String hashMD5(String stringValue) {
diff --git a/1.sources/MyHealth/src/common/QuestionStatus.java b/1.sources/MyHealth/src/common/QuestionStatus.java
new file mode 100644
index 0000000..b32bbf6
--- /dev/null
+++ b/1.sources/MyHealth/src/common/QuestionStatus.java
@@ -0,0 +1,24 @@
+package common;
+
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
+public enum QuestionStatus {
+	ANSWERED("Respondida"), PENDING("Pendiente");
+
+	private String questionStatusName;
+
+	private QuestionStatus(String typeName) {
+		this.questionStatusName = typeName;
+	}
+
+	public String getQuestionStatusName() {
+		return questionStatusName;
+	}
+
+	public String getName() {
+		return this.name();
+	}
+}
diff --git a/1.sources/MyHealth/src/common/TestType.java b/1.sources/MyHealth/src/common/TestType.java
new file mode 100644
index 0000000..d413bdd
--- /dev/null
+++ b/1.sources/MyHealth/src/common/TestType.java
@@ -0,0 +1,24 @@
+package common;
+
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
+public enum TestType {
+	MAGNETIC_RESONANCE_IMAGING("Imagen por Resonancia Magnética"), CT_SCAN("Tomografía Áxial Computerizada"), BLOOD_TEST("Análisis de sangre");
+
+	private String testTypeName;
+
+	private TestType(String typeName) {
+		this.testTypeName = typeName;
+	}
+
+	public String getTestTypeName() {
+		return testTypeName;
+	}
+
+	public String getName() {
+		return this.name();
+	}
+}
diff --git a/1.sources/MyHealth/src/common/UserType.java b/1.sources/MyHealth/src/common/UserType.java
index 3a49b5a..00d0de2 100644
--- a/1.sources/MyHealth/src/common/UserType.java
+++ b/1.sources/MyHealth/src/common/UserType.java
@@ -1,22 +1,24 @@
 package common;
 
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
 public enum UserType {
-	  PATIENT("Paciente"),
-	  FAMILY_DOCTOR("Médico de familia"),
-	  SPECIALIST_DOCTOR("Médico especialista"),
-	  ADMINISTRATOR("Administrador");
-	  
-		private String userTypename;
-		
-		private UserType (String userTypename){
-			this.userTypename = userTypename;
-		}
+	PATIENT("Paciente"), FAMILY_DOCTOR("Médico de familia"), SPECIALIST_DOCTOR("Médico especialista"), ADMINISTRATOR("Administrador");
 
-		public String getUserTypename() {
-			return userTypename;
-		}	  
-		
-		public String getName() {
-			return this.name();
-		}
+	private String userTypename;
+
+	private UserType(String userTypename) {
+		this.userTypename = userTypename;
 	}
+
+	public String getUserTypename() {
+		return userTypename;
+	}
+
+	public String getName() {
+		return this.name();
+	}
+}
diff --git a/1.sources/MyHealth/src/common/Utils.java b/1.sources/MyHealth/src/common/Utils.java
index 7bb7db7..642d910 100644
--- a/1.sources/MyHealth/src/common/Utils.java
+++ b/1.sources/MyHealth/src/common/Utils.java
@@ -2,10 +2,13 @@ package common;
 
 import java.text.Normalizer;
 
+/**
+ * 
+ * @author Marcos García Núñez (mgarcianun@uoc.edu)
+ *
+ */
 public class Utils {
-	public static String stripAccents(String input){
-	    return input == null ? null :
-	            Normalizer.normalize(input, Normalizer.Form.NFD)
-	                    .replaceAll("\\p{InCombiningDiacriticalMarks}+", "");
+	public static String stripAccents(String input) {
+		return input == null ? null : Normalizer.normalize(input, Normalizer.Form.NFD).replaceAll("\\p{InCombiningDiacriticalMarks}+", "");
 	}
 }