Chemistry and Canine Detection Dr. Lauryn DeGreeff Or log in to access your purchased courses $40.00 Original price was: $40.00.$30.00Current price is: $30.00. - Purchase this Course Webinar from Dr. Lauryn Degreeff on Chemistry of Odor for Canine Detection. Lesson Chemistry and Canine Detection Dr. Lauryn DeGreeff Length: 0 minutesAuthor: 5dmin Understanding Bias In Detection Dr. Nathan Hall Canine Learning Concepts Part 1
