| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Cialis: Safety, Warnings, Precautions, and Recommendations of Cialis Pills for Men Used in Treating Erectile Dysfunction | 978-1-7217-4771-9 (1-7217-4771-0) | 2018 |
| Viagra: All You Need to Know About Viagra, Cialis & Other ED Drugs: Uses, Dosage, Side Effects Information & How to Buy Viagra Safely Online | 978-1-7216-5052-1 (1-7216-5052-0) | 2018 |