Open Access Journals The Open Access Journals was founded with a mission to provide free access to scientific literature for quick dissemination of scientific updates and provide source of reference and retrieval free of cost. Research fellows and professors in various disciplines submit works in the form of manuscripts which undergo quality check before being approved for publication. Clinical Investigation Volume 9, Issue 4 Efficacy of a single fixed 131I dose of Radioactive iodine for the treatment of hyperthyroidism Husain Taha Radhi, Hasan Frookh Jamal, Aysha Asif Sarwani, Abdullah Jawad Jamal, Marwa Fiasal AlAlawi, Abdullah Sanad Alsabea, Buthainah Ali AlAzman, Zeenab Jaber Alsaleh Hair cortisol and chronic stress exposure in chronic Hepatitis B patients HieWon Hann, Jerrold Meyer, Grace Park, Peter D Block, HeeSoon Juon Successful completion of World Congress on Nursing Research and EvidenceBased Practice Nursing 2019 Susan E Mazer The laparoscopic solution in a case of congenital cystic duct anomaly a case report and review of the literature Kiril G Kirov Market growth of Nursing Care Research in the last and upcoming ten years Susan E Mazer