# Why can't I use two CD4 concepts in the Simple Lab Entry module?

**URL:** https://talk.openmrs.org/t/why-cant-i-use-two-cd4-concepts-in-the-simple-lab-entry-module/2829
**Category:** Ask OpenMRS
**Created:** [August 20, 2015, 7:18am UTC](https://talk.openmrs.org/t/why-cant-i-use-two-cd4-concepts-in-the-simple-lab-entry-module/2829 "2015-08-20T07:18:16Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![michael](https://talk.openmrs.org/user_avatar/talk.openmrs.org/michael/32/15070_2.png) [@michael](https://talk.openmrs.org/u/michael)
#### Post date: [August 25, 2015, 7:01pm UTC](https://talk.openmrs.org/t/why-cant-i-use-two-cd4-concepts-in-the-simple-lab-entry-module/2829/4 "2015-08-25T19:01:28Z")

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2 posts were split to a new topic: [Why can’t I save an entry in Simple Lab Entry module?](https://talk.openmrs.org/t/why-cant-i-save-an-entry-in-simple-lab-entry-module/2875)

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_[View the full topic](https://talk.openmrs.org/t/why-cant-i-use-two-cd4-concepts-in-the-simple-lab-entry-module/2829)._