Original sentence: Rabbi Moshe Feinstein among others permits the use of a wig as a means of hair covering based on such prominent halachic authorities as Rema, Pri Megadim and Magen Avraham , other significant authorities, including Rav Ovadia Yosef, do not permit it; and HaRav Yosef Sholom Elyashiv would permit some but not others.There is an old and new debate regarding the practice of covering hair with wigs, or detached hair
Edited sentence: The practice of covering hair with wigs, or detached hair, is of questionable halachic foundation.While, Rabbi Moshe Feinstein among others permits the use of a wig as a means of hair covering ; other significant authorities, including Rav Ovadia Yosef, do not permit it; and HaRav Yosef Sholom Elyashiv would permit some but not others