- Participant must be medically stable on the basis of physical examination, medical history, vital signs and 12-lead electrocardiogram (ECG) performed at Screening. If there are abnormalities, they must be consistent with the underlying illness in the study population, or the participant may be included only if the investigator judge the abnormalities from normal to be not clinically significant or to be appropriate. This determination must be recorded in the participant's source documents by the investigator