Ptach, Łukasz, Agnieszka Perłowska-Ptach, Konrad Kowalski, Anna Bociąg, Rafał Marciniak, and Aleksandra Milewska. “PERIPARTUM CARDIOMYOPATHY: A COMPARATIVE ANALYSIS OF TWIN VERSUS SINGLETON GESTATIONAL RISKS: A NARRATIVE REVIEW”. International Journal of Innovative Technologies in Social Science 5, no. 3(51) (September 28, 2026). Accessed October 5, 2026. https://rspublisher.org/index.php/ijitss/article/view/6199.