HI EVERYONE IM 29 AND I HAD MY TUBES CLIPPED IN 2010 AND I HAVE JUST GIVE BIRTH TO A BABY BOY IN 2012 I WAS REALLY SHOCKED AS I ALREADY HAD CHILDREN I SEEN THE DOCTOR THIS MONTH AND SHE SAID THAT IT HASNT WORKED AND I COULD FALL PREGANT AGAIN IS THIS TRUE THAT WEN U HAVE HAD A BABY ON A TUEL TIE IT HASNT WORKED PLZ HELP AS IM TRYING FOR ANOTHER BUT I THINK ITS GOING TO  BE A WASTE OF TIME THANK YOU