Societies:

- ACC
- AHA
- ASE
- AMA
- AOA
- TMA
- TOMA
- More...

Journals:

- NEJM
- BMJ
- Circulation
- More...

References:

- eMedicine
- UpToDate
- HARRISON'S
- More...

Usefull Stuff:

- IMDB.com
- Wikipedia
- deviantART

Echocardiography references and such.

https://web.stanford.edu/group/ccm_echocardio/cgi-bin/mediawiki/index.php/Images_library Stanford University - Echocardiography in ICU http://www.echocardiographer.org/ImageLibraryhome.html Echocardiographer.org Image Library https://cardiophile.org/category/cardiology/echocardiogram-library/echocardiogram-library-echocardiogram-library/ Cardiophile MD Echocardiogram Library Click here to play a video file