Control Line Disappeared - January 2021 Babies | Forums | What to Expect
Faint control line? : r/pregnancy_care
very very faint control line - January 2020 Babies | Forums | What to Expect
Clear blue, no control line | Mumsnet
Michael Mina on X: "FYI If the Control line on your test (Next to the βCβ) is very faint, it may be near expiring or otherwise not reliable. If I had the