Investigation ofNK Cell Activity in Healthy and Immunocompromised Individuals Using Lens-Free Shadow Imaging Technology. - Hyeji Jang; Hojin Cheon; Sanghoon Shin; Haehee Han; Samir Kumar; Inha Lee; Sunmi Han; Myung-Hyun Nam; Ka-Won Kang; Byung Soo Kim; Hyun Sik Jun; Sungkyu Seo (IEEE SENSORS, 2024)