Please select from the following:
High risk Obstetrics
https://pubmed.ncbi.nlm.nih.gov/29512568
https://www.ijrcog.org/index.php/ijrcog/article/viewFile/3775/ 3037
https://www.ijrcog.org/index.php/ijrcog/article/download/1238/2104
https://www.ijrcog.org/index.php/ijrcog/article/view/6211
https://www.ijrcog.org/index.php/ijrcog/article/view/8317
https://njcmindia.com/index.php/file/article/view/1157/912
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5016415/
https://www.ijrcog.org/index.php/ijrcog/article/download/2953/2381