[identity profile] octopoid-horror.livejournal.com 2010-10-27 07:10 pm (UTC)(link)
You missed more.

"the latest study on the gel, which involved 18 women in their 20s to 30s."

As well as implying that this was only one of presumably several studies, the article mentions a couple of times that of course there will be years of large scale testing.