PTB	Patellar Tendon Bearing
TSB	Total Tendon Bearing
PT	Patellar Tendon
SCSP	Supracondylar Suprapatellar
SC	Supracondylar
RP	Rapid Prototyping
CAD/CAM	Computer-Aided Design/Computer-Aided Manufacturing
2/3D	Two/Three Dimensional
SG	Strain Gauge
F-Socket	Force-Socket
FOS	Fiber Optical Sensor
FBG	Fiber Bragg Grating
PFBG	Polymer Fiber Bragg Grating
EMI	Electromagnetic Interference
GF	Gauge Factor
FSR	Force Sensing Resistor
PCB	Printed Circuit Board
LED	Light Emitting Diode
PCast	Pressure Casting
ANN	Artificial Neural Network
MDPI	Multidisciplinary Digital Publishing Institute
DOAJ	Directory of open access journals