Bhati AS, Tyagi A, Tyagi SK. Attachment of a pressure gradient chamber to existing lumbar theco-peritoneal shunt in a patient with pseudotumor cerebri with low pressure headaches, a novel procedure: a case report. Int Surg J [Internet]. 2018 Nov. 28 [cited 2025 Nov. 7];5(12):4075-7. Available from: https://www.ijsurgery.com/index.php/isj/article/view/3476