Hospital Universitario La Paz

This study is testing a special laser to treat severely hardened or blocked heart arteries that cannot be opened with standard balloon procedures. It will include 230 patients with these tough blockages to see if the laser is safe and effective at opening the artery so a stent ca…

This study is testing how well a special oil supplement is absorbed by very premature babies born before 32 weeks. Fifteen babies will receive the supplement, which contains important fatty acids, from their first days until they reach 36 weeks of age. Researchers will measure th…