Quantitative determination of four phosphodiesterase 5 inhibitors by proton nuclear magnetic resonance
WU Xian-fu, ZHANG Ya-jun, FENG Yu-fei, WANG Jin, CHEN Ya-fei, XIAO Xin-yue
Chinese Journal of Pharmaceutical Analysis ›› 2019, Vol. 39 ›› Issue (9) : 1611-1616.
Quantitative determination of four phosphodiesterase 5 inhibitors by proton nuclear magnetic resonance
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