e-Learning textbook specifically for Respiratory Therapist Certification Exam preparation. - Title: Respiratory Therapist Certification e-Learning Textbook - Publisher: ASTICK - Coverage: Covers 20 areas - Content: Comprehensive information necessary for the Respiratory Therapist Certification Exam preparation - Format: Lecture textbook - Features: Textbook necessary for exam preparation I successfully passed the exam using this. There are writings/annotations. I used this to check the parts that were difficult to understand in the official textbook. App is not usable. Thank you for viewing.