DOCTOR Jacoba Nugrahaningtyas Wahjuning Utami repeatedly asked 35 sex workers from the Bong Suwung red light district in Yogyakarta to have some rest before receiving their Covid-19 vaccine. Back then in early September, Tyas—as the doctor is usually called—was about to give them the jab, but unable to do so immediately because of, among others reasons, their high blood pressure of above 180/110 millimeters of mercury (mmHg), beyond th