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Engel A, Murphy RS, Maurer K, Collins E.Engel A, et al.Vital Health Stat 1. 1978 Jun;(14):1-110.Vital Health Stat 1. 1978.PMID: 695333Free article.No abstract available.
McDowell A, Engel A, Massey JT, Maurer K.McDowell A, et al. Among authors: engel a.Vital Health Stat 1. 1981;(15):1-144.Vital Health Stat 1. 1981.PMID: 7344293Free article.No abstract available.
Engel A, Roberts J, Burch TA.Engel A, et al.Vital Health Stat 11. 1966 Sep;(17):1-43.Vital Health Stat 11. 1966.PMID: 5296897Free article.No abstract available.
Drizd T, Dannenberg AL, Engel A.Drizd T, et al. Among authors: engel a.Vital Health Stat 11. 1986 Jul;(234):1-68.Vital Health Stat 11. 1986.PMID: 3765398Free article.No abstract available.
Dupuy HJ, Engel A, Devine BK, Scanlon J, Querec L.Dupuy HJ, et al. Among authors: engel a.Vital Health Stat 11. 1970 Aug;(37):1-44.Vital Health Stat 11. 1970.PMID: 5314064Free article.No abstract available.
Engel A, Burch TA.Engel A, et al.Arthritis Rheum. 1967 Feb;10(1):61-2. doi: 10.1002/art.1780100109.Arthritis Rheum. 1967.PMID: 6019346No abstract available.
Roberts J, Engel A.Roberts J, et al. Among authors: engel a.Vital Health Stat 11. 1974 Aug;(142):1-50. doi: 10.1037/e451252004-001.Vital Health Stat 11. 1974.PMID: 25204593Free article.
Kelly JE, Engel A.Kelly JE, et al. Among authors: engel a.Vital Health Stat 11. 1974 Sep;(33):1-38.Vital Health Stat 11. 1974.PMID: 25246141Free article.