can you help me find sources based on these questions .

How nurses play a significant role in treating patients who are not able to spend money on their health treatment?

What is the importance of education in nursing careers throughout the world?

What are the challenges confronted by the nursing students while working on the real profession in hospital as compared to the classes?

What are the challenges confronted by the nursing students while working on the real profession in hospital as compared to the classes?

Is it more important to attend every practical class for nursing students than theory class to become a successful nurse in their real professional job?

Also for each sources include Citation, Summary, Evaluation and Explanation next to each sources.