- DSL is a leading manufacturer of specialized endocrine in vitro diagnostic test kits. We have an extensive menu of isotopic and non-isotopic assays for routine clinical use and specialized research applications. Online ordering is now available. ...www.dslabs.com
- In Houston, Texas - Your Health Lab allows you to order your own lab work including: drug screens and HIV tests without doctor's orders, except in cases of insurance claims. Walk-ins welcome!yourhealthlab.com