Darasa Thumchai. 1994. The Development of phenylpropanolamine hydrochloride extended-release capsules using thermosottening vehicle. Faculty of Graduate Studies, Mahidol University;
Darasa Thumchai. (1994) The Development of phenylpropanolamine hydrochloride extended-release capsules using thermosottening vehicle . Mahidol University/Bangkok.
Darasa Thumchai. The Development of phenylpropanolamine hydrochloride extended-release capsules using thermosottening vehicle. . Bangkok:Mahidol University, 1994.
Darasa Thumchai. (1994) The Development of phenylpropanolamine hydrochloride extended-release capsules using thermosottening vehicle . Mahidol University/Bangkok.