Cardiovascular comorbidities and survival of lung cancer patients: Medicare data based analysisJulia Kravchenko, Igor Akushevich, H. Kim Lyerly et al.|Lung Cancer|2015Cited by 126
Time trends of incidence of age-associated diseases in the US elderly population: medicare-based analysisIgor Akushevich, A.I. Yashin, Julia Kravchenko et al.|Age and Ageing|2013Cited by 89
A Systematic Review of Conceptual Frameworks of Medical Complexity and New Model DevelopmentLeah L. Zullig, Matthew L. Maciejewski, Susan N. Hastings et al.|Journal of General Internal Medicine|2015Cited by 89
Age Patterns of Incidence of Geriatric Disease in the <scp>U.S.</scp> Elderly Population: Medicare‐Based AnalysisIgor Akushevich, Anatoliy I. Yashin, Konstantin G. Arbeev et al.|Journal of the American Geriatrics Society|2012Cited by 80