Twitter-icon.com has a great selection of twitter icons and buttons.
Site: krellclinical.com (Krell Clinical Communications - Your Informed Consent Organization)
Krell Clinical Communications creates readable, patient-friendly, visually enhanced informed consent documents and clinical trial materials for study sponsors and hospitals.
Do you have a twitter account? If so it's important
to get as many people as possible to follow you.
Great follow me icon captures attention of the visitors
and brings more followers to your twitter account.
Choose great twitter icon for you website!