MDPI	Multidisciplinary Digital Publishing Institute
DOAJ	Directory of open access journals
TLA	Three letter acronym
LD	linear dichroism
RFID	Radio Frequency Identification Device
IR	Infrared
US	Ultrasound
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Anlaysis
RTLS	Real-Time Location Tracking System
CT	Computer Tomography
MRI	Magnetic Resonance Imaging
IT	Information Technology
UHF	Ultra High Frequency
HIV	Human Immunodeficiency Virus
ICU	Intensive Care Unit
WLAN	Wireless Local Area Network
UWB	Ultra-Wide Band
ID	Identification
NFC	Near-Field Communication