The PDF icon should open Adobe Reader and show the full text of the article as originally published. Print and save from the Adobe Reader interface.
The "Find Full Text" link will take you to the library's Discovery system. If the article is available full text through another source, a few clicks should take you to it. If it is not, you will see a message recommending an interlibrary loan request.
"Interlibrary Loan" or "ILL" service is free to OCU students, faculty, and staff and usually takes 3 - 5 days. The library staff requests the article from another library and then emails it to you.
The Bird Health Sciences Library at the University of Oklahoma Health Sciences Center is open to the public. However, you will need to visit the library to gain access to electronic resources. Check their catalog, databases A-Z list or journals/eBooks A-Z list to see if they have the item you need, plan your trip with hours, driving and parking directions, and don't forget to bring a photo ID.
The University of Central Oklahoma Chambers Library in Edmond also has a substantial collection of health sciences journals which you can use if you visit their library. Use the Central Search on the main page to see if they have the item you need and plan your trip with hours and driving and parking directions.