• Aged ≥ 42 to ≤ 89 days on the day of the first study visit.

• Healthy infants as determined by medical history, physical examination, and judgment of the investigator

• Informed consent form has been signed and dated by the parent(s) or guardian, and an independent witness, if required by local regulations

• Participant and parent/guardian were able to attend all scheduled visits and to comply with all trial procedures.

• Infants who received the first dose of hepatitis B vaccine at least 28 days before the first study visit