Sentence examples for and several methods such from inspiring English sources

Non-proportional hazards are probably not uncommon in orthopedic research, and several methods such as stratification, piecewise Cox modeling, and incorporation of time-dependent variables have been developed to account for non-proportionality.

We agree that serum starvation and hydroxyurea are both classic techniques for cell synchronization, and are aware there are several methods, such as thymidine block and release, that are now more commonly used in recent cell cycle studies.

Several methods, such as structural and functional magnetic resonance imaging (sMRI and fMRI) and diffusion tensor imaging (DTI), have been used to measure neurobiological activity in CD.

The raw material (Pomacea sp. shell) and the catalyst were characterized using several methods such as X-ray diffraction, X-ray fluorescense (XRF) spectrometry, Fourier transform infrared spectroscopy (FTIR) analysis, and nitrogen sorption analysis.

Data are split into training and validation groups using one of several methods, such as splitting based on birth year or relationship.

The NAFLD diagnosis may be made by several methods, such as liver biopsy and liver enzymes function and ultrasound as an imaging technique [ 7].

The bioreceptor and the sensor elements can be coupled together with several methods, such as physical adsorption, entrapment, cross-linking, and covalent bonding [ 12, 13].

Combination of several methods such as NOAEL and MABEL should be considered for prediction of FIH starting dose.

Therefore, several methods such as analytical and numerical solution have been proposed for solution of this equation.

Several methods such as annealing and plasma treatments have been introduced to improve the structural and electrical properties of In2O3 nanostructures [13 15].

The Cu in Cu/insulator-stacked ReRAMs has been deposited by several methods such as sputtering and thermal evaporation [12, 13].