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Hashim, Hasriza, Shahrul Azmin, Hamizah Razlan, Nafisah Wan Yahya, Hui Jan Tan, M. Rizal Abdul Manaf, and Norlinah Mohamed Ibrahim. "Eradication of Helicobacter Pylori Infection Improves Levodopa Action, Clinical Symptoms and Quality of Life in Patients With Parkinson's Disease." PLoS One 2014.

Hashim, Hasriza, et al. "Eradication of Helicobacter Pylori Infection Improves Levodopa Action, Clinical Symptoms and Quality of Life in Patients With Parkinson's Disease." PLoS One 2014.