Prapapan Temkitthawon. 2007. Screening for phosphodiesterase inhibitory activity from some Thai medicinal plants. Field of Study Pharmaceutical Sciences, Naresuan University;
Prapapan Temkitthawon. (2007) Screening for phosphodiesterase inhibitory activity from some Thai medicinal plants . Naresuan University/Phitsanulok.
Prapapan Temkitthawon. Screening for phosphodiesterase inhibitory activity from some Thai medicinal plants. . Phitsanulok:Naresuan University, 2007.
Prapapan Temkitthawon. (2007) Screening for phosphodiesterase inhibitory activity from some Thai medicinal plants . Naresuan University/Phitsanulok.