Question: Which Russian physician originally proposed the death drive in her paper "Destruction as the Cause of Coming into Being"?

Context paragraphs:
Adelaida Lukanina: Adelaida N. Lukanina, née Rykacheva, later Paevskaia (1843-1908) was a Russian physician and chemist known for her chemical research and for being an early woman physician in the United States.

Boris Morukov: Boris Vladimirovich Morukov (Russian: Бори́с Влади́мирович Моруков ; 1 October 1950 – 1 January 2015) was a Russian physician at the State Research Center RF-Institute for Biomedical Problems (IBMP).  He trained with the Russian Federal Space Agency as a research-cosmonaut and flew aboard NASA Space Shuttle mission STS-106 as a mission specialist.

Jacob Liboschütz: Jacob Liboschütz was a Russian physician; born in 1741.  He died in Vilna on 10 February 1827.  After studying at the University of Halle he went to St. Petersburg.  His religious belief, however, rendered it impossible for him to settle there, and he established himself at Vilna, where he became celebrated.  When the famous physician Professor Frank was leaving Vilna and was asked in whose charge he had left the public health, he answered, "In the charge of God and the Jew" ("Deus et Judeus," meaning "God and Liboschütz").  Liboschütz was celebrated also as a diplomat and philanthropist (Fuenn, "Kiryah Ne'emanah," p. 260, Vilna, 1860).

Vasily Danilewsky: Vasily Iakovlevich Danilewsky (variously spelled Vasili Yakovlevich Danilewsky or Vasili Yakolevich Danilevski or Vasily Yakovlevich Danilevsky, Russian: Даниле́вский Васи́лий Я́ковлевич) (13 or 25 January 1852 – 25 February 1939) was a Ukrainian-born Russian physician, physiologist and parasitologist.  He was professor of physiology at University of Kharkiv and then at Kharkiv Medical Institute.  He helped to establish the Danilevsky Institute of Endocrine Pathology Problems which he directed until his death.

Dmitri Leonidovich Romanowsky: Dmitri Leonidovich Romanowsky (sometimes spelled Dmitry and Romanowski, Russian: Дмитрий Леонидович Романовский ; 1861–1921) was a Russian physician who is best known for his invention of an eponymous histological stain called Romanowsky stain.  It paved the way for the discovery and diagnosis of microscopic pathogens, such as malarial parasites.

Sabina Spielrein: Sabina Nikolayevna Spielrein (Russian: Сабина Николаевна Шпильрейн ; ] ; 25 October 1885 OS – 11 August 1942) was a Russian physician and one of the first female psychoanalysts.

Fyodor Lesh: Fyodor Alexandrovich Lesh, alternatively spelled as Lösch (Russian: Фёдор Александрович Леш ) (1840–1903), was a Russian physician.

Death drive: In classical Freudian psychoanalytic theory, the death drive (German: "Todestrieb" ) is the drive towards death and self-destruction.  It was originally proposed by Sabina Spielrein in her paper "Destruction as the Cause of Coming Into Being" ("Die Destruktion als Ursache des Werdens") in 1912, which was then taken up by Sigmund Freud in 1920 in "Beyond the Pleasure Principle."  This concept has been translated as "opposition between the ego or death instincts and the sexual or life instincts".  In "Pleasure Principle", Freud used the plural "death drives" ("Todestriebe") much more frequently than in the singular.

Karl Michahelles: Georg Christian Karl Wilhelm Michahelles (5 May 1807, Nuremberg – 15 August 1834, Nauplia) was a German zoologist and physician originally from Bavaria.

Sofiya Lisovskaia: Sofiya Nikolayevna Lisovskaia (Russian: София Николаевна Лисовская ; 1876–1951) was a Russian physician known for her prolific research in immunology and urology.  She was the first Russian woman - Professor of Urology and the founder of the Urology Chair at the First Leningrad Medical Institute (currently, First Pavlov State Medical University of St. Peterburg).  She headed the chair for 28 years (1923-1951).

Supporting paragraphs: Death drive Sabina Spielrein
Answer: Sabina Nikolayevna Spielrein