The developed method was carried out on an ACQUITY UPLC H-Class PLUS System (USA) equipped with a Waters quaternary solvent manager (M20QSP 471A), a Waters column heater (K20CHA 249G) with an UPLC column BEH C18(1.7-μm, 2.1×100 mm) connected to an UPLC pre-column BEH (1.7-μm ...
This is a randomized, placebo-controlled, double-blind, 2 × 2 biomarker trial of aspirin and metformin to test the activity of either agent alone and the potential synergism of their combination on a set of surrogate biomarkers of colorectal carcinogenesis. After surgery, 160 patients with ...
Syst. 83 (2006) 127-132.A. Pasamontes, P. Callao, Fractional factorial design and simplex algorithm for optimizing sequential injection analysis (SIA) and second order calibration, Chemom. Intell. Lab. Syst. 83 (2006) 127-132.Callao MP: Fractional factorial design and simplex algorithm for ...
In addition, multiple crops are commonly cultivated on the same field, which further exacerbates the use of remote sensing and makes on-site mapping indispensable. Consequently, there is little information about land use practices or the functionality of buildings and how they have changed over time...