document.write(''); document.write('
'); document.write(' '); document.write('

ReTweet if useful… Persistent left-sided SVC is present in approximately 0.3% to 0.5% of the population https://ctt.ac/Uky_d+ @ivteam #ivteam

'); document.write('
Click To Tweet
'); document.write('
'); document.write('
');