Further studies, while not confirming the female attraction to the scent of a dissimilar MHC, were able to confirm the attraction of females on contraceptives to similar MHCs, as well as showing that males are more attracted to the scent of females with a dissimilar MHC.
Further studies, while not confirming the female attraction to the scent of a dissimilar MHC, have also shown females on hormonal contraceptives were attracted to similar MHCs. This study also showed that males are more attracted to the scent of females with a dissimilar MHC.