“…Since then, most published cases of muscle contracture seem to be related to injections in childhood, such as, fibrous quadriceps [3,4,8,9,13,[18][19][20][21][22][23][24][25][26], fibrous triceps [1,27,28], fibrous deltoid [2,12,14,[28][29][30][31][32][33][34], stiffness of the knee with dislocation of the patella due to fibrous quadriceps [7,14,22], fibrous gluteus maximus [5,8], and fibrous RFM [10,22,23,35].…”