Phase I clinical trial repurposing all-trans retinoic acid as a stromal targeting agent for pancreatic cancer oleh Hemant M. Kocher, Bristi Basu, Fieke E. M. Froeling, Debashis Sarker, Sarah Slater, Dominic Carlin, Nandita M. deSouza, Katja N. De Paepe, Michelle R. Goulart, Christine Hughes, Ahmet Imrali, Rhiannon Roberts, Maria Pawula, Richard Houghton, Cheryl Lawrence, Yathushan Yogeswaran, Kelly Mousa, Carike Coetzee, Peter Sasieni, Aaron Prendergast, David J. Propper