“…A total of three papers found no significant relationship between EBF and ARI [ 50 , 68 , 77 ]. One paper from Germany reported that a longer duration of EBF led to a higher risk of ARI [ 37 ]. All studies assessing lower respiratory tract infections ( n = 6), pneumonia ( n = 5), bronchiolitis ( n = 1), and broad respiratory/chest infections ( n = 5) reported a protective association with EBF [ 11 , 18 , 21 , 28 , 32 , 33 , 34 , 35 , 39 , 40 , 41 , 48 , 49 , 50 , 56 , 57 , 79 ].…”