add custom markdown element

Author: adishachar

articles/azure-health-insights/trial-matcher/inferences.md

@@ -17,8 +17,8 @@ ms.author: behoorne
 
 The result of the Trial Matcher model includes a list of inferences made regarding the patient. For each trial that was queried for the patient, the model returns an indication of whether the patient appears eligible or ineligible for the trial. If the model concluded the patient is ineligible for a trial, it also provides a piece of evidence to support its conclusion (unless the ```evidence``` flag was set to false). 
 
-[!NOTE] 
-The examples below are based on API version: 2023-03-01-preview.
+> [!NOTE] 
+> The examples below are based on API version: 2023-03-01-preview.
 
 ## Example model result
 ```json

articles/azure-health-insights/trial-matcher/model-configuration.md

@@ -20,8 +20,8 @@ The Trial Matcher includes a built-in Knowledge graph, which uses trials taken f
 When you're matching patients to trials, you can define a list of filters to query a subset of clinical trials. Each filter can be defined based on ```trial conditions```, ```types```, ```recruitment statuses```, ```sponsors```, ```phases```, ```purposes```, ```facility names```, ```locations```, or ```trial IDs```.
 - Specifying multiple values for the same filter category results in a trial set that is a union of the two sets.
 
-[!NOTE]
-The examples below are based on API version: 2023-03-01-preview. 
+> [!NOTE]
+> The examples below are based on API version: 2023-03-01-preview. 
 
 In the following configuration, the model queries trials that are in recruitment status ```recruiting``` or ```not yet recruiting```.
 

articles/azure-health-insights/trial-matcher/patient-info.md

@@ -23,8 +23,8 @@ Trial Matcher uses patient information to match relevant patient(s) with the cli
 - gradual Matching (question and answer)
 - JSON key/value
 
-[!NOTE]
-The examples below are based on API version: 2023-03-01-preview.
+> [!NOTE]
+> The examples below are based on API version: 2023-03-01-preview.
 
 ## Unstructured clinical note