Podcasts | Pfizer

Product Contacts | Pfizer

Media Asset Library | Pfizer

Understanding Gene Therapy: Research, Treatments, and Manufacturing

Product List | Pfizer

Articles | Pfizer

Announcements | Pfizer

Behind the Science Features | Pfizer

Clinical Trials for Children | Pfizer

Vaccines | Pfizer | Pfizer

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

June 2024

May 2024

Pfizer

Title / URL	Issues
Podcasts \| Pfizerwww.pfizer.com/stories/podcasts	2
Product Contacts \| Pfizerwww.pfizer.com/products/information	2
Media Asset Library \| Pfizerwww.pfizer.com/newsroom/media-assets	2
Understanding Gene Therapy: Research, Treatments, and Manufacturingwww.pfizer.com/science/innovation/gene-therapy	2
Product List \| Pfizerwww.pfizer.com/products/product-list	2
Articles \| Pfizerwww.pfizer.com/stories/articles	2
Announcements \| Pfizerwww.pfizer.com/stories/announcements	2
Behind the Science Features \| Pfizerwww.pfizer.com/stories/behind-the-science	2
Clinical Trials for Children \| Pfizerwww.pfizer.com/science/clinical-trials/children	2
Vaccines \| Pfizer \| Pfizerwww.pfizer.com/science/focus-areas/vaccines	2

Fix missing ARIA label IDs

Pfizer

Where this issue has occurred