Cooking with Broccoli. Cooking methods can impact the nutrient content and health benefits of broccoli. Boiling can leach up to 90% of the valuable nutrients from broccoli, while steaming, roasting, stir-frying, and microwaving tends to preserve the nutrients. History of Broccoli
a meta analysis is a statistical analysis that combines the results of multiple scientific studies
1 Incidence: .. /100.000.  A meta-analysis of the effects of treatment on left ventricular mass in essential hypertension - AU Klingbeil, M Schneider, P Martus - The American journal of , 2003 - Elsevier.