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UTRECHT, NETHERLANDS - JUNE 05: Queen Maxima of The Netherlands during the opening of the Princess Maxima center for Pediatrix Oncology on June 5, 2018 in Utrecht, Netherlands. The center has special facilities for children with cancer, such as parent-child rooms. (Photo by Patrick van Katwijk/Getty Images)

UTRECHT, NETHERLANDS - JUNE 05: Queen Maxima of The Netherlands during the opening of the Princess Maxima center for Pediatrix Oncology on June 5, 2018 in Utrecht, Netherlands. The center has special facilities for children with cancer, such as parent-child rooms. (Photo by Patrick van Katwijk/Getty Images)