**Attention - this access code is REQUIRED material and should be purchased if you haven't done so already**
Virtual Lab Enrollment (VLAB) is used in multiple courses however and is good for 18 months. You do not need to order it again if purchased within that time frame.
Used in HCAS 129, HTHS-230, MCCG-135/136/145/210/212/222/240/262.
