Long-term Follow-up Study of Subjects Who Completed Clinical Studies 755.1100_FA, 810.1100_FA, or 1064.1100_FA

Inclusion Criteria: * Subject has participated in study 755.1100\_FA, 810.1100\_FA, or 1064.1100\_FA and fulfilled that study's exit criteria (ie, completion of the final visit \[visit 7\] of that study). * Subject has followed predecessor study restrictions prior to study entry. * Subject is able to provide informed consent and Health Insurance Portability and Accountability Act (HIPAA); minors will in addition have parent or legal guardian provide consent. * Subject is willing to comply with the schedule, procedures, and restrictions of the study. Exclusion Criteria: * Subjects who have had any treatments or conditions (eg, pregnancy or metabolic disease) that may affect assessment of the safety or efficacy since enrollment in the predecessor study.