Prapapan Temkitthawon. 2011. Investiga of phosphodiesterase 5 inhibitory activity from some Thai medicinal plants. , Naresuan University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/NU.the.2011.135

Prapapan Temkitthawon. Investiga of phosphodiesterase 5 inhibitory activity from some Thai medicinal plants. . Phitsanulok:Naresuan University, 2011. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/NU.the.2011.135

Prapapan Temkitthawon. (2011) Investiga of phosphodiesterase 5 inhibitory activity from some Thai medicinal plants . Naresuan University/Phitsanulok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/NU.the.2011.135