The phrase "as a valid alternative" is correct and usable in written English.
It can be used when presenting a different option or choice that is acceptable or reasonable in a given context.
Example: "While the traditional method has its merits, we can consider the new approach as a valid alternative."
Alternatives: "as a legitimate option" or "as an acceptable choice".
Though the number of unique peptide ions identified was higher for the CID-only approach, we reasoned that the difference is small enough that alternating CID/ETD can be pursued as a valid alternative to a CID-only approach.
These configurations were recognized as a valid alternative to overcome the complexity of the quaternary Petlyuk scheme.
They quickly came to be seen not as a valid alternative choice, but as second-, third- or fifth-rate versions of grammar schools.
Numerical results corroborate theoretical treatments, showing the competitiveness of our new schemes over existing techniques and qualifying them as a valid alternative to differential equation based methods.
Fiber Reinforced Cementitious Matrix (FRCM) composites can be employed as a valid alternative to Fiber Reinforced Polymers (FRP) composites for strengthening existing reinforced concrete (RC) structures.
Conclusion: These results should lead to the choice of vaginal hysterectomy as a valid alternative to the abdominal hysterectomy, even for enlarged uteri.
This paper explores the use of artificial neural networks (ANNs) as a valid alternative to the traditional job-shop simulation approach.
Probiotic products were proposed as a valid alternative to antibiotic therapies and are also useful for the prevention of infectious syndromes.
Nothing in the new, deregulated system proposed by this bill would prohibit abstinence-based relationships education, or the teaching of creationism as a valid alternative to evolution, or the literal truth of a personal god.
New research suggests social enterprises are on the rise throughout the EU, with governments and investors increasingly recognising the sector as a valid alternative to both private and public sector business.
O'Leary was slightly less scathing about switching domestic air passengers to rail, describing it is as a "valid alternative if you don't mind the inefficiency and high cost of rail services".
