Thi Hai Yen, Tran, Thi Huyen, Le, Hong Nhung, Tran, Thi Thu Trang, Le, AND Thi Minh Hue, Pham. " Impact of Sample Concentration on the Determination of Particle Size of Nano Polymer Particles and Nano Liposomes by Dynamic Light Scattering" VNU Journal of Science: Medical and Pharmaceutical Sciences [Online], Volume 35 Number 2 (16 December 2019)