Proficiency, Clarity, and Objectivity of Large Language Models Versus Specialists’ Knowledge on COVID-19's Impacts in Pregnancy: Cross-Sectional Pilot Study - Nicola Luigi Bragazzi; Michèle Buchinger; Hisham Atwan; Ruba Tuma; Francesco Chirico; Lukasz Szarpak; Raymond Farah; Rola Khamisy-Farah (JMIR Formative Research)