Wollmer, Erik, and Sandra Klein. 2017. “Development and Validation of a Robust and Efficient HPLC Method for the Simultaneous Quantification of Levodopa, Carbidopa, Benserazide and Entacapone in Complex Matrices”. Journal of Pharmacy & Pharmaceutical Sciences 20 (July):258-69. https://doi.org/10.18433/J3K923.