The PDFset includes:

• Fig. S1. Sensor patch adhered to the human submental skin of different ages.
• Fig. S2. Repeated use of the submental sensor patch.
• Fig. S3. Hexagonal test bed geometrical variation.
• Fig. S4. Hexagonal test bed under mechanical loads.
• Fig. S5. Mechanical simulation of test bed structures under mechanical loads.
• Fig. S6. Electrical reliability and performance comparison.
• Fig. S7. Swallowing treatment session results.
• Fig. S8. Swallowing treatment session data analysis.
• Table S1. Initial needs assessment survey.
• Table S2. Cost estimation of the submental sensor patch system.
• Legends for movies S1 and S7

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Other Supplementary Material for this manuscript includes the following:

• Movie S1 (.mp4 format). Pilot VFSS recording of a swallow.
• Movie S2 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.
• Movie S3 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.
• Movie S4 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.
• Movie S5 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.
• Movie S6 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.
• Movie S7 (.mp4 format). sEMG, strain, and VFSS recordings of a swallowing treatment session.