Beginning Monday (Jan 24), offsite vaccination centres (PPVs) in Selangor, Kuala Lumpur, Putrajaya, Negeri Sembilan, Malacca, Penang and Sarawak will administer the Covid-19 booster vaccine on a walk-in basis to senior citizens aged 60 and above.

ProtectHealth Corporation Sdn Bhd (ProtectHealth), a wholly-owned subsidiary of ProtectHealth Malaysia which was established under the Health Ministry, said those going for the walk-in booster jab need to show their MySejahtera application to...