The Tools You Need ... From the Experts You Trust

For over 50 years, Dr. James O. Westgard has contributed to the improvement of Quality in laboratory medicine. The latest reference manuals represent the culmination of decades of innovation.

For a limited time, you can get these manuals at a premium discount:

• Save $20 on two books with the code 2RULES20
• Save $40 on three books with the code 3RULES40

[the fine print: discount available only at westgard.com, online orders only, only one discount per person, per order, cannot be combined with other orders, expires January 30th, 2023]