In the same way that the removal of a single domino in the row would interrupt the sequence of toppling, Heinrich suggested that removal of one of the factors would prevent the accident and resultant injury; with the key domino to be removed from the sequence being number 3.
6The Impact of the Opioid Crisis on the Healthcare System. An analysis of the increase in per-patient charges from 2013 to 2015 shows that the rise in charges from. $50,490 to $63,356 for individuals with an opioid abuse or dependence diagnosis exceeds the per-.
A two-drop dose of OPV costs between $0.10 and $0.13. But the injectable polio vaccine (IPV) is a better way to inoculate children against the disease: it is safer because it does not carry the live virus. Unhappily, it is also more expensive.