Ronald J. Pettis

Pen device for microneedle-based drug delivery

Ronald J. Pettis, Frank E. Martin, Scott A. Kaestner, 2002 .

Device and method for the skin to inject or extract a substantive

Frank E. Martin, Ronald J. Pettis, Alexander G. Lastovich, 2003 .

Pharmacokinetics and Postprandial Glycemic Excursions following Insulin Lispro Delivered by Intradermal Microneedle or Subcutaneous Infusion

Ronald J. Pettis, Diane E. Sutter, K. Rebrin, 2012, Journal of diabetes science and technology.