- https://library.med.utah.edu/WebPath/TUTORIAL/URINE/URINE.html
- http://www.auanet.org/education/auauniversity/medical-student-education/medical-student-curriculum/hematuria
- UptoDate
- http://www.stepwards.com/?page_id=1133
- B-lines image: https://journal.chestnet.org/article/S0012-3692(09)60599-7/abstract