Pediatricians call for pregnant women to be vaccinated to avoid "serious cases" of whooping cough. Vaccines should be given "on a special and urgent basis" between 27 and 36 weeks of gestation, preferably at weeks 27 or 28.

Other European countries "are also suffering from a similar situation," according to Spanish paediatricians. Whooping cough is endemic throughout the world and typically occurs with epidemic outbreaks every three to five years. The appearance of occasional outbreaks ofWhooping cough in countries with high levels of vaccine coverage, such as the Spanish case, occurs because, among other reasons, vaccines "provide protection limited in time"