https://paraguay.bvsalud.org/base_bdnpar?q=mh%3A%5C%22Parto%2Fnormas%5C%22&filter=indexed_database%3A%22BDNPAR%22+AND+publication_year%3A%221997%22 mh:\"Parto/normas\" Sun, 15 Mar 2026 12:03:50 UTC