The NAH Reference Center GET /content/articles endpoint returns metadata for articles published within a specified date range. The updatedAt timestamp is not necessarily related to editors updating the article with new information. It may represent the last time the article was reprocessed for delivery.

Basic Retrieving of Metadata for Articles

To Get Article Metadata for Updated Articles (example):

Gather the following information for the request:

• An access token. Please see Using the Client Credentials Grant for further information.
• The dates to retrieve (optional).
• The page number to retrieve (optional).

Request

GET https://apis.ebsco.com/medsapi-ref-ctr/v1/content/articles?updatedSince=2022-09-14

The request above is for NAH Reference center articles of type FactSheet that have been republished between September 14, 2022.

Response

{
  "_metadata": {
    "totalItems": 733,
    "totalPages": 8,
    "page": 1,
    "links": [
      {
        "rel": "self",
        "href": "https://apis.ebsco.com/medsapi-ref-ctr/v1/content/articles?hlType=FactSheet&updatedSince=2022-09-14&page=1"
      },
      {
        "rel": "next",
        "href": "https://apis.ebsco.com/medsapi-ref-ctr/v1/content/articles?hlType=FactSheet&updatedSince=2022-09-14&page=2"
      },
      {
        "rel": "last",
        "href": "https://apis.ebsco.com/medsapi-ref-ctr/v1/content/articles?hlType=FactSheet&updatedSince=2022-09-14&page=74"
      }
    ]
  },
  "items": [
    {
      "id": "t700332",
      "createdAt": "2024-04-25T13:01:45.321Z",
      "updatedAt": "2024-05-14T14:42:22.866Z",
      "title": null,
      "description": "Bulimia Nervosa",
      "pubType": {
        "id": "QuickLesson"
      }
    },
    ...
} 

Request Parameters

The updatedAt parameter indicates the last time the page was published. If neither updatedSince nor updatedBefore are provided, all updates are returned. If no updatedBefore is supplied, then all dates from the updateSince until today's date are returned. If no updatedSince is provided, then all dates up to the updatedBefore are returned.

Paging

Up to 100 items may be returned in a request. If more than 100 are returned, the totalItems indicates how many items there are to retrieve. The page parameter in the response indicates the page returned. To get the next page of items, add one to the page. Each page has 100 items.

Error Response Codes

The NAH Reference Center GET metadata for articles endpoint can return one of the error response codes.