The secretary of Papua New Guinea's Doctor's Association says he will not be silenced about critical public health issues.
Sam Yockopua's comment comes after a directive by the new Health Minister gagging health professionals and hospital staff from making public statements.
Sir Puka Temu's ministerial circular bars anyone but himself from talking to media about public health matters.
Dr Yockopua, who is a senior specialist in the Health Department, is among those who have spoken out about shortages of drugs and supplies at PNG's hospitals.
He stold Johnny Blades such problems are left unattended, if no one speaks up.