Symptoms Of Blood Clots You Must Not Ignore | Dangers Of Blood Clots

https://www.stoptheclot.org/blood-clot-information/blood-clots-in-the-united-states/
2.       https://www.ncbi.nlm.nih.gov/books/NBK538430/
3.       https://www.cdc.gov/ncbddd/dvt/facts.html
4.       https://www.ncbi.nlm.nih.gov/books/NBK507708/
5.       https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4710334/