# Health Care Interoperability

Health care interoperability with Zato - HL7, FHIR and the systems around them.

## Getting started

- [HL7 Introduction](https://zato.io/docs/industry/healthcare/hl7/index.html)

  Learn what HL7 versions to learn, how and why
- [Diving into HL7 FHIR](https://zato.io/docs/dev/healthcare/hl7/fhir/index.html)

  Using the latest, REST-based HL7 version in health care interoperability scenarios
- [Understanding HL7 v2](https://zato.io/tutorials/healthcare/hl7v2.html)

  How to integrate with systems that use the previous, widely used version of HL7

## Programming examples

- **Most popular**

  Technologies commonly used in health care integrations \
   [Healthcare](https://zato.io/integrations/healthcare/) | [REST](https://zato.io/integrations/rest/) | [Scheduler](https://zato.io/docs/dev/examples/scheduler.html) | [MLLP](https://zato.io/docs/dev/healthcare/hl7v2/mllp/index.html) | [E-mail](https://zato.io/docs/dev/examples/smtp.html)
- **Databases and message queues**

  How to access commonly used data sources \
   [SQL](https://zato.io/docs/dev/examples/sql/index.html) | [Redis](https://zato.io/docs/dev/examples/redis.html) | [AMQP](https://zato.io/docs/dev/examples/amqp.html) | [ElasticSearch](https://zato.io/docs/dev/examples/search/elastic-search.html)
- **All examples**

   Data models, Odoo, SMTP, IMAP, S3, MS SQL, LDAP, shell commands, API rate limiting and more \
   [Go to all examples](https://zato.io/docs/dev/examples/index.html)

## More topics

[Publish/subscribe](https://zato.io/docs/eda/index.html)

[Distributed locks](https://zato.io/docs/dev/dist-locks.html)

[Cryptography](https://zato.io/docs/dev/crypto/index.html)