Steroids are hormones that occur naturally in the body. Steroid medicines are man-made and are similar to the natural hormones made in the body. İstanbulİstanbulAnkaraAnkaraİzmirİzmirBursaBursaSakaryaSakaryaAdanaAdanaAntalyaAntalyaKocaeliKocaeliKonyaTekirdağTekirdağBalıkesirEskişehirEskişehirKonyaTrabzonTrabzonBalıkesirGaziantepGaziantepMersinMersin Steroids play critical roles in a n... https://escatter11.fullerton.edu/nfs/show_user.php?userid=7325382