{{cite web there are two windows a result line and a control line, if control like doesn't show up that doesn't always mean it is inaccuarate. About 98% of the time they are right. You should still get a pregnancy test the following morning or go to your local doctor. |url=https://www.boston.com/culture/health/2013/09/04/new-home-pregnancy-test-reveals-how-pregnant-you-are/ |author=Deborah Kotz |date=2013-09-08 |access-date=2013-10-07 |title=New home pregnancy test reveals how pregnant you are |publisher=Boston.com}}
Geoffrey Jones; Alison Kraft (2010-06-04). "Corporate venturing: the origins of Unilever's pregnancy test". Business History. 46 (1): 100–122. doi:10.1080/00076790412331270139. S2CID11532001.
Geoffrey Jones; Alison Kraft (2010-06-04). "Corporate venturing: the origins of Unilever's pregnancy test". Business History. 46 (1): 100–122. doi:10.1080/00076790412331270139. S2CID11532001.