Oncology

Vaccines

Scientific Collaboration

R&D Focus Areas

Oncology R&D - Redefining Cancer Care

A Legacy of Impact

Neurology R&D, crossing Barriers in Neurological Disease

Our science

First time visit: View without clicking anything

Our Strategy, transforming the practice of medicine, driving social impact and going “All in” for diversity, equity and inclusion

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

Sanofi

Title / URL	Issues
Oncologywww.sanofi.com/en/your-health/medicines/oncology	3
Vaccineswww.sanofi.com/en/your-health/vaccines	3
Scientific Collaborationwww.sanofi.com/en/our-science/scientific-collaboration	3
R&D Focus Areaswww.sanofi.com/en/our-science/rd-focus-areas	3
Oncology R&D - Redefining Cancer Carewww.sanofi.com/en/our-science/rd-focus-areas/oncology-rd	3
A Legacy of Impactwww.sanofi.com/en/our-company/our-legacy	3
Neurology R&D, crossing Barriers in Neurological Diseasewww.sanofi.com/en/our-science/rd-focus-areas/neurology-rd	3
Our sciencewww.sanofi.com/en/our-science	3
First time visit: View without clicking anythingwww.sanofi.com/en	3
Our Strategy, transforming the practice of medicine, driving social impact and going “All in” for diversity, equity and inclusionwww.sanofi.com/en/our-company/our-strategy	3

Fix missing ARIA label IDs

Sanofi

Where this issue has occurred