What can we learn from the Spanish Flu?

When do most people who become addicted to tobacco start using it

The heart and lung are located in which cavity ? thoracic

The affordable care act has expanded mental health and substance abuse benefits to 62 million people and is an addition to the mental health parity act of 2008. the changes and additions require mental health coverage in small group and individual plans where people were not previously covered. what is the biggest benefit of these changes? what major challenges are still associated with mental health coverage? explain your reasoning.