Does the use of antiseptics among healthcare workers reduce hospital-associated infections rates in healthcare facilities in the United States?

Does the use of antiseptics among healthcare workers reduce hospital-associated infections rates in healthcare facilities in the United States?
P (problem) Rates of Hospital Associated Infection (HAI) among hospitalized patients
I (intervention) Use of antiseptics C (comparison) Handwashing.
O (outcome) Decrease in the rates of hospital-acquired infections

How has your network, including gatekeepers, key nodes, and influencers impacted your life? 

How has your network, including gatekeepers, key nodes, and influencers impacted your life?  Specifically, provide an example of how your connections have produced a meaningful result in your life(finding my girlfriend through Facebook messenger was one of the results of connection). Explain what social networking theories are most pronounced in what you found.

Red Algae (Rhodophyta)

Red Algae (Rhodophyta) topic.  Include scientific name of the organism, characteristics of the species, location: where is the species usually found in the world?  What part of the body does it affect?  How many people or others are affected by the disease? What are symptoms? Treatments? Briefly describe problems associated with the disease (if any).

What barriers to voting were erected to prevent African Americans from exercising their right to vote, and what were some of the social, political, economic, and cultural movements that allowed it to stay in place?

What barriers to voting were erected to prevent African Americans from exercising their right to vote, and what were some of the social, political, economic, and cultural movements that allowed it to stay in place? Be sure to look into the zeitgeist that supported these decisions.