Figure 1.

Historical uses of human term placental tissues and cells derived thereof. ¹Chinese medical text published in 1593 by Li Shi-Zhen; ²Davis (1910) and Stern (1913) and Sabella (1913); ³Brindeau (1934) and Burger (1937); ⁴De Rotth (1940), Sorsby and Symons (1946); Sorsby et al. (1947); ⁵Dino et al. (1965); ⁶Trelford-Sauder et al. (1977); Trelford-Sauder et al. (1978), Silverton et al. (1979); Dhall (1984), Nisolle and Donnez (1992), Georgy and Aziz (1996), Gharib et al. (1996); ⁷Trelford-Sauder et al. (1978); Muralidharan et al. (1991), Young et al. (1991); Arora et al. (1994), Rennekampff et al. (1994); ⁸Troensagaard-Hansen (1950); Bennett et al. (1980), Subrahmanyam (1995); ⁹Gruss and Jirsch (1978) and Bose (1979); ¹⁰Lee and Tseng (1997); Tseng et al. (1997), ^{11, 12} reviewed in Fetterolf and Snyder (2012).