Letter to the Editor: FIGO Good practice recommendations on the use of pessary for reducing the frequency and improving outcomes of preterm birth

Kyvernitakis, Ioannis ✉ [Kyvernitakis, Ioannis (orvostudomány), szerző] Semmelweis Egyetem; Asklepios Campus Hamburg (SE / AOK); Berger, Richard; Maul, Holger