Year, Count, Co-author(s) 2005,6,"Dutta, P. A.; Sperl-Hillen, JoAnn M., MD; Duncan, Jane E.; O'Connor, Patrick J., MD, MA, MPH; Johnson, P. E.; Rush, William A., PhD" 2008,7,"Nelson, Andy F.; Sperl-Hillen, JoAnn M., MD; O'Connor, Patrick J., MD, MA, MPH; Johnson, P. E.; Rush, William A., PhD; Amundson, J. H.; Ekstrom, Heidi L." 2009,7,"Dutta, P. A.; Sperl-Hillen, JoAnn M., MD; O'Connor, Patrick J., MD, MA, MPH; Asche, Stephen E., MA; Johnson, P. E.; Rush, William A., PhD; Ekstrom, Heidi L." 2010,10,"Dutta, P. A.; Sperl-Hillen, JoAnn M., MD; Ramsey, G. W.; O'Connor, Patrick J., MD, MA, MPH; Asche, Stephen E., MA; Gilmer, Todd P., PhD; Johnson, P. E.; Rush, William A., PhD; McCabe, R. M.; Ekstrom, Heidi L."