Field-Portable Leukocyte Classification Device Based on Lens-Free Shadow Imaging Technique. - Seo, Dongmin; Han, Euijin; Kumar, Samir; Jeon, Eekhyoung; Nam, Myung-Hyun; Jun, Hyun Sik; Seo, Sungkyu (Biosensors (2079-6374), 2022)