Need 20 articles urgently

Hello, I need medical writeups. The word length is 500 words. The list of keywords I will be providing you. As I need 20 write ups by 31st Night EST thus I will like to have couple of writers to work on them. The rate will be $2.50/ article. You need to: 1) Write keywords for the article at top of article. 2) Write 20-25 words summary. 3) 500 words body content 4) Error free and copyscape free work You need to send articles in batches to me and I will be paying for first batch and then same for second batch. No escrows and payment via PayPal only. This is a long term project as I need 200 such articles next month. Only those who have knowledge about medical fields should bid. Don't waste yours or mines time by posting irrelevant information. Post few samples in PM. YOu should be quick in communication for this project.