i am going through ivf and i am currantly in my tww i did a test 9 days after implantation and it came bk negative i then done three 11 days after and they came bk possitave....it is now 12 days after and ive started to bleed its a pinky red colour not loads and got a pain in my stomach above me pelvic bone like a cramping pain im not in pain but it niggles...

can you please help me i dont know what to think????