LL tat SHOT 4 —~ = =Lb 4 4 5, ‘ L \/\ = 4 > = F i 4 ar ol}TIME AFTER4,4 SHOT (HOURS) —— — Cumutotive Activity 5, ro 10" L~ == Interval Activity % { ty din 1' PTT xo 1= = Love 0O-2/3Hr = ACTIVITY (DISINTEGRATIONS PER MINUTE) i LETT UI SHOT 4 How 0-12 Hr % ACTIVITY (DISINTEGRATIONS PER MINUTE) — L f TIME. AFTER SHOT (HOURS) 3oS 1p = 2 TT 1 I y ] 2 | 4 — | | = a) 4 L 6 | 8 | 0 TIME AFTER SHOT (HOURS) . Belle O-i2Hr — 4 =| 7 \ 4 E - —_— x % LL | SHOT 6 4, =4 | 2 | 10” ACTIVITY (DISINTEGRATIONS PER MINUTE) SHOT 6 Alice O-I2H LEH ACTIVITY (DISINTEGRATIONS PER MINUTE) — = = E— a ~ “ L b—- 1 7 0 — i 2 | 4 | 6 | l 810 TIME AFTER SHOT (HOURS) Fige 3 .16 Variation of Beta Activity with Tim, Shot 4, | 2 How 0-12 hr, Love 0-2/3 hr; Shot 6, Alice 0-12 hr, Belle O-12 hre 62