American Psychological Association http://www.medicalnewstoday.com/articles/232363.php gender http://www.medicalnewstoday.com... this but basically gender http://www.medicalnewstoday.com... wrote wrote "Sex and Gender: What Is the Difference?" by Tim Newman sex and gender http://www.medicalnewstoday.com... sex and gender http://www.medicalnewstoday.com... well-established, medically confirmed fact wrote but basically http://www.medicalnewstoday.com/articles/232363.php but basically wrote Medical News Today gender http://www.medicalnewstoday.com/articles/232363.php http://www.medicalnewstoday.com... sex and gender aren't the same thing http://www.medicalnewstoday.com... http://www.medicalnewstoday.com... gender and sex