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D24G, day 24 of gestation; D28G, day 28 of gestation; D40G, day 40 for gestation; D75G, day 75 for gestation; D107G, day 107 for gestation; D1L, day 1 of lactation/day of farrowing; 24h after birth, day after the farrowing; D13L, day 13 of lactation; D14L, day 14 of lactation; D21L, day 21 of lactation.
