Inclusion Criteria:  All volunteer subjects will be healthy, mature in behavior and temperament, and without mental impairment. A volunteer must have signed an informed consent form prior to participation. A subject must be at least 16 years of age. All subjects must weigh at least 40kg = 88lb. All subjects must complete a standard medical history questionnaire. All subjects must agree to return for a follow-up examination, 1 day, 2 days, and 1-week post-injections.  Exclusion Criteria:  Pregnant women are excluded. History of an adverse reaction to percutaneous injections, such as fainting and lightheadedness (vasovagal reactions, near syncope). Significant needle phobia or anxiety. Vasovagal reaction associated with any medical procedures or the sight of blood. History of having or having had a blood-born infection with HIV, Hepatitis B, Hepatitis C. Evidence of active skin infection. Pre-existing or concurrent Infections (cutaneous, urinary, pneumonia are exclusionary). History of radiation therapy or surgery involving the area near the proposed injection site. Uncontrolled or labile hypertension.