TY - RPRT TI - Extensional Flow Microfluidics Reveal Size-Dependent Core-Shell Mechanical Heterogeneity in Pancreatic Tumor Spheroids AU - Ghanbarpour Mamaghani, S. AU - Costa, T. M. AU - Wagner, E. C. AU - Kargar, S. AU - Celli, J. P. AU - Dahl, J. B. PY - 2026 DO - 10.64898/2026.11.04.764045 UR - https://www.biorxiv.org/content/10.64898/2026.11.04.764045v1 ID - 10.64898/2026.11.04.764045 ER -