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Parkpoom Tengamnuay. 1999. Efficacy and mechanistic studies of chitosan as uasal absorption enhancer of peptide drugs. Bangkok:Chulalongkorn University;
Parkpoom Tengamnuay. (1999) Efficacy and mechanistic studies of chitosan as uasal absorption enhancer of peptide drugs. Chulalongkorn University:Bangkok.
Parkpoom Tengamnuay. Efficacy and mechanistic studies of chitosan as uasal absorption enhancer of peptide drugs. Bangkok:Chulalongkorn University, 1999. Print.
Parkpoom Tengamnuay. (1999) Efficacy and mechanistic studies of chitosan as uasal absorption enhancer of peptide drugs. Chulalongkorn University:Bangkok.