Red Whale (formally GP Update) is an organisation creating medical education content in the UK, such as online courses, face to face training and webinars.
They have created Providing care for refugees and people seeking asylum - a free PDF resource covering:
Registration.
Getting the most from interpreters.
HC2 certificates.
Immigration status and entitlement to benefits and NHS access.
You can sign up to their ‘Pearls’ newsletter, focusing on important medical issues.