Section 6 of 6Declaration of competing interestRabia Zia, Annemarije van der Vorst, Albert T. Poortinga, Akmal Nazir, and Cornelus F. van Nostrum · about 1 minutesOriginal source ↗The authors declare that A.T.P. owns a patent on a similar encapsulation system, which may be considered a potential competing financial interest; there are no other competing interests.End of workReturn to the work overviewDone