<prompt> In WHO recommended Death Certificate, Main Underlying Cause of Death is recorded onLine IaLine IbLine IcLine II  <response>: WHO RECOMMENDED DEATH CERTIFICATE for International use:Consist of 4 lines: Line Ia: Disease or condition directly leading to death Line Ib: Antecedent underlying cause Line Ic: MAIN ANTECEDENT UNDERLYING CAUSE Line II: Other significant conditions contributing to death BUT not related to disease condition causing itConcept of underlying cause, Line Ic is the MOST IMPORTANT line in death certificate, thus also known as Essence of Death Certificate 