U.S. Code / Title 42 — The Public Health… / Chapter 6A—Public Health Service / Subchapter X—Trauma CareTitle 42PartPart G—Poison ControlContents§ 300d–71. Maintenance of the national toll-free number and other communication capabilities§ 300d–72. Promoting poison control center utilization§ 300d–73. Maintenance of the poison control center grant program§ 300d–74. Rule of construction