Hey there ,I m a biochemist working as scientific researcher and translator, currently working as Online & Scientific Journal Researcher for NATURAL DETOXIFICATION ELEMENTS
Proud to participate with American group in innovating organic treatment for corona virus
(https://www.freelancer.com/projects/mechanical-engineering/Confime-chemical-makeup-Coronavirus)
My proposal for 4 APA citation would be :-
Joseph, Milic-Emili., Roberto, Torchio., Edgardo, D'Angelo. (2007). Closing volume: a reappraisal (1967-2007).. European Journal of Applied Physiology, 99(6):567-583. doi: 10.1007/S00421-006-0389-0
Kirk, Kee., Matthew, T., Naughton. (2010). Heart failure and the lung.. Circulation, 74(12):2507-2516. doi: 10.1253/CIRCJ.CJ-10-0869
Mihai, Roca., Alessia, Verduri., Lorenzo, Corbetta., Enrico, Clini., Leonardo, M., Fabbri., Bianca, Beghe. (2013). Mechanisms of acute exacerbation of respiratory symptoms in chronic obstructive pulmonary disease. European Journal of Clinical Investigation, 43(5):510-521. doi: 10.1111/ECI.12064
Nicholas, Hart., Mark, T., Kearney., Neil, B., Pride., Malcolm, L., H., Green., Frédéric, Lofaso., Ajay, M., Shah., John, Moxham., Michael, I., Polkey. (2004). Inspiratory muscle load and capacity in chronic heart failure. Heart, 90(9):1074-1074.