Nanthida Wonglertnirant และ Tanasait Ngawhirunpat. (2011) Hollow microneedles as a carrier for enhancing skin penetration of hydrophilic permeants. Silpakorn University:ม.ป.ท.Nanthida Wonglertnirant และ Tanasait Ngawhirunpat. 2011. Hollow microneedles as a carrier for enhancing skin penetration of hydrophilic permeants. ม.ป.ท.:Silpakorn University;Nanthida Wonglertnirant และ Tanasait Ngawhirunpat. Hollow microneedles as a carrier for enhancing skin penetration of hydrophilic permeants. ม.ป.ท.:Silpakorn University, 2011. Print.