@article{Rehan20241 title = "Measuring Quality Change in the Market for Anti-Ulcer Drugs", journal = "Journal of Digestive Disorders and Diagnosis", volume = "2", number = "2", pages = "1 - 17", year = "2024", note = "", issn = "2574-4526", doi = "https://doi.org/10.14302/issn.2574-4526.jddd-24-4996", url = "http://oap-cancer.orgjddd/article/2106", author = "Haider Rehan and Mehdi Asghar and Zehra Anjum and Kumari Das Geetha and Ahmed Zameer and Zameer Sambreen", keywords = "Efficacy", keywords = "Safety: Patient-reported outcomes", keywords = "comparative effectiveness", keywords = "research", keywords = "health", keywords = "economic outcomes", keywords = "regulatory standards" }