adv.in a strenuous manner; strongly or vigorously

"he objected strenuously to the stand his party was taking"

Endocrinological profile of oligomenorrheic strenuously exercising adolescents
Prevalence of iron deficiency and anemia among strenuously trained adolescents
Pulmonary vascular pressures of strenuously exercising Thoroughbreds during intravenous infusion of nitroglycerin
Pulmonary vascular pressures of strenuously exercising Thoroughbreds after administration of varying doses of frusemide.
Pulmonary vascular pressures of strenuously exercising thoroughbreds after administration of flunixin meglumine and furosemide.
Incidence of Anemia and Iron Deficiency in Strenuously Trained Adolescents: Results of a Longitudinal Follow-Up Study
Changes of transferrin-free iron uptake by bone marrow erythroblasts in strenuously exercised rats.
Increased expression of transferrin receptor on membrane of erythroblasts in strenuously exercised rats
Increased nitric oxide is one of the causes of changes of iron metabolism in strenuously exercised rats.
Encapsulation of iron in liposomes significantly improved the efficiency of iron supplementation in strenuously exercised rats