12. Calls upon States to strengthen the capacity of national health systems, and in this regard invites the international community to assist national efforts , upon request, including by allocating adequate resources in order to provide the essential services needed to prevent obstetric fistula and to treat those cases that occur by providing the continuum of services, including family planning, prenatal and postnatal care, skilled birth attendance, emergency obstetric care and po st-partum care, to adolescent girls, including those living in poverty and in underserved rural areas where obstetric fistula is most common;