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Clinical Trial Summary

Study Design

A prospective observational, cross-sectional epidemiological study in U.S. site-based clinical practice settings.

30 sites will enroll approximately 300 patients

Participating patients - or their caregiver in the case of patients under the age of 18 - will be consented to participate.

Physicians complete a retrospective chart review on each enrolled patient.

Patients will complete a one-time study questionnaire.


Clinical Trial Description

Study recruitment was stopped due to difficulty in enrolling the targeted number of patients on March 21, 2018. Subjects currently enrolled into the study have completed the study as per protocol. There were no safety concerns involved in the decision to stop enrollment. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT03248141
Study type Observational
Source Pfizer
Contact
Status Terminated
Phase
Start date September 1, 2017
Completion date March 14, 2018

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