diff --git a/src/HowBadIsMyBatch.ipynb b/src/HowBadIsMyBatch.ipynb
index 4ba958272a1..e7ed383aa0d 100644
--- a/src/HowBadIsMyBatch.ipynb
+++ b/src/HowBadIsMyBatch.ipynb
@@ -28,9 +28,6 @@
     "    def __init__(self, dataDir):\n",
     "        self.dataDir = dataDir        \n",
     "\n",
-    "    def readAllVaersDescrs(self):\n",
-    "        return self.readVaersDescrs([\"2021\", \"2022\"])\n",
-    "        \n",
     "    def readVaersDescrs(self, years):\n",
     "        return [self.readVaersDescr(year) for year in years]\n",
     "\n",
@@ -930,7 +927,7 @@
     "\n",
     "    def test_createBatchCodeTableFromFiles(self):\n",
     "        dataFrame = VaersDescr2DataFrameConverter.createDataFrameFromDescrs(\n",
-    "            VaersDescrReader(dataDir = \"test/VAERS\").readAllVaersDescrs())\n",
+    "            VaersDescrReader(dataDir = \"test/VAERS\").readVaersDescrs([\"2021\", \"2022\"]))\n",
     "        DataFrameNormalizer.normalize(dataFrame)\n",
     "        self._test_createBatchCodeTable(dataFrame, '1')\n",
     "\n",
@@ -1138,15 +1135,21 @@
     "    DataFrameNormalizer.normalize(dataFrame)\n",
     "    dataFrame = SevereColumnAdder.addSevereColumn(dataFrame)\n",
     "    return dataFrame\n",
-    "    \n",
+    "\n",
+    "def getVaersDescrReader():\n",
+    "    return VaersDescrReader(dataDir = \"VAERS\")\n",
+    "\n",
     "def getAllVaers():\n",
-    "    return getVaers(VaersDescrReader(dataDir = \"VAERS\").readAllVaersDescrs)\n",
+    "    return getVaers(lambda: getVaersDescrReader().readVaersDescrs([\"2021\", \"2022\"]))\n",
     "\n",
     "def getNonDomesticVaers():\n",
-    "    return getVaers(lambda: [VaersDescrReader(dataDir = 'VAERS').readNonDomesticVaersDescr()])\n",
+    "    return getVaers(lambda: [getVaersDescrReader().readNonDomesticVaersDescr()])\n",
     "\n",
     "def getInternationalVaers():\n",
-    "    return pd.concat([getAllVaers(), getNonDomesticVaers()])"
+    "    return pd.concat([getAllVaers(), getNonDomesticVaers()])\n",
+    "\n",
+    "def getVaersForYear(year):\n",
+    "    return getVaers(lambda: [getVaersDescrReader().readVaersDescr(year)])"
    ]
   },
   {