2719947 FSTC first service to conception 7 2719950 FSTC frontal-striatal-thalamic-cortical 4 2719946 FSTC first insemination to conception 2 2719948 FSTC fee-for-service total cost 1 2719945 FSTC Femur-scaffold-tibia complex 1 2719949 FSTC full-wave sinusoidal transition curve 1