Black arrows indicate fiducial marks used for alignment of serial sections.
At one point, the big felt-tip mark used to count for something.
These pills were imprinted with a label, "Watson 385," which is a mark typically used for a prescription hydrocodone-acetaminophen pill but these particular pills that were found actually contained fentanyl, lidocaine, and one other drug.
Additional file 1: section 3 shows the mark scheme used for the scenario assessments.
Participants could make three attempts and only the best mark was used for the analyses.
The sample half containing the perpendicular third tissue mark was used for further histological processing.
Disability and functional outcome data at the 1 and/or 2 year post-operative mark were used for data analysis.
Two attempts were made with an interval of five minutes, and only the best mark was used for analysis.
As for Fig. 8, empty and solid square marks are used for the case of Q=1 SC, whereas the curves with empty and solid circle marks refer to the case of Q=4 SCs.
Scent marking is used for territorial advertisement, and involves urination, defecation and ground scratching.
