diff --git a/HowBadIsMyBatch.ipynb b/HowBadIsMyBatch.ipynb
index efd3a7a71fb..8e4dba5ebe7 100644
--- a/HowBadIsMyBatch.ipynb
+++ b/HowBadIsMyBatch.ipynb
@@ -1165,6 +1165,20 @@
     "#### Pfizer Batches"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "b769466d",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def createADRsByVAX_LOTTable(vaers, manufacturer):\n",
+    "    dataFrame = DataFrameFilter().filterByCovid19(vaers)\n",
+    "    dataFrame = DataFrameFilter().filterBy(dataFrame, manufacturer = manufacturer)\n",
+    "    batchCodeTable = BatchCodeTableFactory._createSummationTableByVAX_LOT(dataFrame)[['ADRs']].reset_index()\n",
+    "    return batchCodeTable\n"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,
@@ -1176,9 +1190,7 @@
     "\n",
     "import re\n",
     "\n",
-    "dataFrame = DataFrameFilter().filterByCovid19(vaers)\n",
-    "dataFrame = DataFrameFilter().filterBy(dataFrame, manufacturer = \"PFIZER\\BIONTECH\")\n",
-    "batchCodeTable = BatchCodeTableFactory._createSummationTableByVAX_LOT(dataFrame)[['ADRs']].reset_index()\n",
+    "batchCodeTable = createADRsByVAX_LOTTable(vaers, \"PFIZER\\BIONTECH\")\n",
     "batchCodeTable['VAX_LOT_PREFIX'] = batchCodeTable['VAX_LOT'].str[:2]\n",
     "batchCodeTable = batchCodeTable.sort_values(by = 'VAX_LOT_PREFIX', ascending = True)\n",
     "\n",
@@ -1244,9 +1256,7 @@
    "source": [
     "import re\n",
     "\n",
-    "dataFrame = DataFrameFilter().filterByCovid19(vaers)\n",
-    "dataFrame = DataFrameFilter().filterBy(dataFrame, manufacturer = \"MODERNA\")\n",
-    "batchCodeTable = BatchCodeTableFactory._createSummationTableByVAX_LOT(dataFrame)[['ADRs']].reset_index()\n",
+    "batchCodeTable = createADRsByVAX_LOTTable(vaers, \"MODERNA\")\n",
     "modernaBatchCodePrefix = re.compile(r'^[0-9]{3}[a-zA-Z]')\n",
     "batchCodeTable = batchCodeTable[batchCodeTable['VAX_LOT'].apply(lambda vax_lot: bool(modernaBatchCodePrefix.match(vax_lot)))]\n",
     "batchCodeTable['CONCENTRATION'] = batchCodeTable['VAX_LOT'].str[3]\n",