diff --git a/r4/src/main/java/jy95/fhir/r4/translators/CountCountMaxR4.java b/r4/src/main/java/jy95/fhir/r4/translators/CountCountMaxR4.java
index 0a3969e70..812464ad3 100644
--- a/r4/src/main/java/jy95/fhir/r4/translators/CountCountMaxR4.java
+++ b/r4/src/main/java/jy95/fhir/r4/translators/CountCountMaxR4.java
@@ -12,18 +12,6 @@ public CountCountMaxR4(FDSConfigR4 config) {
         super(config);
     }
 
-    @Override
-    protected boolean hasTiming(Dosage dosage) {
-        return dosage.hasTiming();
-    }
-
-    @Override
-    protected boolean hasRequiredElements(Dosage dosage) {
-        return dosage.getTiming().hasRepeat()
-                && (dosage.getTiming().getRepeat().hasCount()
-                || dosage.getTiming().getRepeat().hasCountMax());
-    }
-
     @Override
     public CompletableFuture<String> convert(Dosage dosage) {
         return CompletableFuture.supplyAsync(() -> {
@@ -36,4 +24,16 @@ public CompletableFuture<String> convert(Dosage dosage) {
             return turnCountToText(repeat.getCount());
         });
     }
+
+    @Override
+    protected boolean hasRequiredElements(Dosage dosage) {
+        return dosage.getTiming().hasRepeat()
+                && (dosage.getTiming().getRepeat().hasCount()
+                || dosage.getTiming().getRepeat().hasCountMax());
+    }
+
+    @Override
+    protected boolean hasTiming(Dosage dosage) {
+        return dosage.hasTiming();
+    }
 }
diff --git a/r4/src/main/java/jy95/fhir/r4/translators/DurationDurationMaxR4.java b/r4/src/main/java/jy95/fhir/r4/translators/DurationDurationMaxR4.java
index 971455be5..a18387bd2 100644
--- a/r4/src/main/java/jy95/fhir/r4/translators/DurationDurationMaxR4.java
+++ b/r4/src/main/java/jy95/fhir/r4/translators/DurationDurationMaxR4.java
@@ -11,8 +11,13 @@ public DurationDurationMaxR4(FDSConfigR4 config) {
     }
 
     @Override
-    protected boolean hasTiming(Dosage dosage) {
-        return dosage.hasTiming();
+    protected boolean hasDuration(Dosage dosage) {
+        return dosage.getTiming().getRepeat().hasDuration();
+    }
+
+    @Override
+    protected boolean hasDurationMax(Dosage dosage) {
+        return dosage.getTiming().getRepeat().hasDurationMax();
     }
 
     @Override
@@ -23,13 +28,8 @@ protected boolean hasRequiredElements(Dosage dosage) {
     }
 
     @Override
-    protected boolean hasDuration(Dosage dosage) {
-        return dosage.getTiming().getRepeat().hasDuration();
-    }
-
-    @Override
-    protected boolean hasDurationMax(Dosage dosage) {
-        return dosage.getTiming().getRepeat().hasDurationMax();
+    protected boolean hasTiming(Dosage dosage) {
+        return dosage.hasTiming();
     }
 
     @Override
diff --git a/r4/src/main/java/jy95/fhir/r4/translators/OffsetWhenR4.java b/r4/src/main/java/jy95/fhir/r4/translators/OffsetWhenR4.java
index 182fcfc44..b93937682 100644
--- a/r4/src/main/java/jy95/fhir/r4/translators/OffsetWhenR4.java
+++ b/r4/src/main/java/jy95/fhir/r4/translators/OffsetWhenR4.java
@@ -17,8 +17,14 @@ public OffsetWhenR4(FDSConfigR4 config) {
     }
 
     @Override
-    protected boolean hasTiming(Dosage dosage) {
-        return dosage.hasTiming();
+    public CompletableFuture<String> convert(Dosage dosage) {
+        var offsetPart = turnOffsetToText(dosage);
+        var whenPart = turnWhenToText(dosage);
+
+        return offsetPart.thenCombineAsync(whenPart,(offsetText, whenText) -> Stream
+                .of(offsetText, whenText)
+                .filter(s -> !s.isEmpty())
+                .collect(Collectors.joining(" ")));
     }
 
     @Override
@@ -29,14 +35,8 @@ protected boolean hasRequiredElements(Dosage dosage) {
     }
 
     @Override
-    public CompletableFuture<String> convert(Dosage dosage) {
-        var offsetPart = turnOffsetToText(dosage);
-        var whenPart = turnWhenToText(dosage);
-
-        return offsetPart.thenCombineAsync(whenPart,(offsetText, whenText) -> Stream
-                .of(offsetText, whenText)
-                .filter(s -> !s.isEmpty())
-                .collect(Collectors.joining(" ")));
+    protected boolean hasTiming(Dosage dosage) {
+        return dosage.hasTiming();
     }
 
     private CompletableFuture<String> turnWhenToText(Dosage dosage) {
diff --git a/r4/src/main/java/jy95/fhir/r4/translators/PeriodPeriodMaxR4.java b/r4/src/main/java/jy95/fhir/r4/translators/PeriodPeriodMaxR4.java
index 46e4f850f..412b450c7 100644
--- a/r4/src/main/java/jy95/fhir/r4/translators/PeriodPeriodMaxR4.java
+++ b/r4/src/main/java/jy95/fhir/r4/translators/PeriodPeriodMaxR4.java
@@ -11,24 +11,24 @@ public PeriodPeriodMaxR4(FDSConfigR4 config) {
     }
 
     @Override
-    protected boolean hasTiming(Dosage dosage) {
-        return dosage.hasTiming();
+    protected boolean hasPeriod(Dosage dosage) {
+        return dosage.getTiming().getRepeat().hasPeriod();
     }
 
     @Override
-    protected boolean hasRequiredElements(Dosage dosage) {
-        var timing = dosage.getTiming();
-        return timing.hasRepeat() && timing.hasRepeat() && (hasPeriod(dosage) || hasPeriodMax(dosage));
+    protected boolean hasPeriodMax(Dosage dosage) {
+        return dosage.getTiming().getRepeat().hasPeriodMax();
     }
 
     @Override
-    protected boolean hasPeriod(Dosage dosage) {
-        return dosage.getTiming().getRepeat().hasPeriod();
+    protected boolean hasRequiredElements(Dosage dosage) {
+        var timing = dosage.getTiming();
+        return timing.hasRepeat() && timing.hasRepeat() && (hasPeriod(dosage) || hasPeriodMax(dosage));
     }
 
     @Override
-    protected boolean hasPeriodMax(Dosage dosage) {
-        return dosage.getTiming().getRepeat().hasPeriodMax();
+    protected boolean hasTiming(Dosage dosage) {
+        return dosage.hasTiming();
     }
 
     @Override