Introduction to transthoracic echocardiography- Philips
This 100-page introduction by Philips provides a huge amount of detail. It covers the basic views, assessment of structures and measurements. There is also a brief outline integrating echo into resuscitation. The document can be downloaded as a pdf but you will need an internet connection to view the videos. There is also a point-of-care echo pocket card outlining the view and anatomy which can be downloaded separately.