The following articles may be of some interest, having been shared widely around rare disease charaties and across the internet.
COVID-19 infection in children - Sinha etal - Lancet Respiratory Medicine 2020
The article - "COVID-19 infection in children" Ian P Sinha etal. was published online on the 24th March 2020 in the Lancet Respiratory Medicine. https://doi.org/10.1016/S2213-2600(20)30152-1
How Is COVID-19 Affecting Kids Who Are Medically Complex?
"It’s the big question on everyone’s mind: if my child who is medically fragile or complex gets COVID-19 or Coronavirus, how will he or she be affected? The simple answer is we don’t know yet. However, part of the reason we don’t know is a positive one: there simply haven’t been very many cases in kids in general." read here for the full article taken from the website "https://complexchild.org"