MEDICAL ISTANT JOB HELP?

I GRADUATED AS A MEDICAL ISTANT 3 MOS AGO AND I HAVE FOUND IT EXTREMELY HARD TO FIND A JOB AT ANY CLINIC OUT THERE,I HAVE TRIED EVERYTHING FROM CALLING CLINICS TO GOING TO CLINICS PERSONALLY AND ASK IF THEY'RE HIRING...CAN ANYONE PLEASE HELP ME,DOES NAYONE KNOW OF ANY WEBSITE WHERE I CAN FIND MA JOBS?I THINK I HAVE ALSO TRIED ALL POSSIBLE WEBSITES AND NOTHING,I LIVE IN POMONA CA ANY HELP WILL BE TRULLY APPRECIATED...THANX..