“…The design was observational in 330 studies (94%) and interventional in 20 (6%) studies, with 12 to 22 831 (median [IQR], 115 [61-270]) episodes per study, and the inclusion period’s length varying from 3 months to 36 years (median [IQR], 5 [2-10] years). Studies included neonates (59 studies [16%]; 6549 episodes [4%]), 25 , 29 , 32 , 38 , 42 , 43 , 45 , 49 , 55 , 63 , 70 , 86 , 93 , 97 , 101 , 105 , 121 , 126 , 127 , 132 , 133 , 138 , 142 , 157 , 159 , 160 , 196 , 200 , 212 , 214 , 216 , 220 , 235 , 241 , 258 , 275 , 281 , 294 , 297 , 299 , 307 , 319 , 321 , 323 , 324 , 336 , 340 , 345 , 346 , 358 , 365 , 368 , 373 , 377 , 379 , 382 , ...…”